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ELON MUSK'S SPACEXAI TO ADD ANOTHER 660,000 AI GPUS THIS YEAR

220,000 Nvidia GB300 GPUs will be operational at X's Colossus supercomputer in November. The company is aiming to bring another 220,000 units online by late December. Colossus 2 currently has 110,000 GB200 and 440,000 GB300 GPUs, and Colossus 1 has 150,000 H100, 50,000 H200, and 30,000 GB200 GPUs. This means SpaceXAI has 1.1 million GB300s, with a total of 1.44 million GPUs in operation.

2026.09.28
tomshardware.com2 min readTLDR AI

Sponsored

THE FASTEST WAY TO GROW ON MICROSOFT MARKETPLACE

Want to reach the Microsoft Cloud and AI market? Join FRONTIER ACCELERATE FOR MARKETPLACE ACCESS for go-to-market resources, Azure sponsorship, eligibility to participate in co-sell, and certification.

2026.09.28
fandf.coSponsorTLDR AI

KALSHI LOSES APPEAL OVER OHIO AND TENNESSEE SPORTS BETTING LAWS

The Sixth Circuit unanimously ruled that Kalshi hasn't shown its sports event contracts qualify as swaps under the Commodity Exchange Act, upholding Ohio's win and vacating Kalshi's injunction against Tennessee, leaving the company 1-for-3 across circuit court decisions (it won in the Third Circuit against New Jersey, lost in the Ninth Circuit in Nevada). The panel leaned on Kalshi's own earlier concession that its sports contracts have "no inherent economic significance," and New Jersey has already asked the Supreme Court to review the Third Circuit ruling, meaning the underlying jurisdictional fight over prediction markets could be headed there.

2026.09.28
links.tldrnewsletter.com3 min readTLDR Crypto

BITCOIN ETFS TURN POSITIVE FOR 2026 WITH $2.4 BILLION WEEKLY INFLOW

US spot bitcoin ETFs pulled in $2.4 billion for the week ending September 25, their biggest weekly haul since October 2025, flipping 2026 net flows positive after sitting $5.8 billion in the red as recently as mid-July. BlackRock's IBIT led with $1.2 billion and Fidelity's FBTC added $701.7 million, with Monday alone drawing $999 million. Ether ETFs also rebounded with $689.9 million for the week (BlackRock's ETHA leading at $326.2 million), and Solana funds set a daily inflow record of $86.7 million on Friday.

2026.09.28
links.tldrnewsletter.com3 min readTLDR Crypto

PARADIGM RELEASES SOLAR: A SOLIDITY COMPILER THAT BEATS SOLADY WITHOUT ASSEMBLY

Paradigm has released Solar, an in-house Solidity compiler now generating assembly-free bytecode that surpasses Solady's gas benchmarks. Solady is a hand-crafted, assembly-heavy library that has set the ceiling for gas efficiency in Solidity for years, so exceeding its output without manual assembly is a concrete advance for EVM compiler tooling. Solar also targets unsafe Solidity patterns at the compiler level, shifting security guarantees into the toolchain rather than deferring them to audits. Broad adoption would let developers write standard Solidity and receive better security properties and lower on-chain execution costs without manual optimization.

2026.09.28
threadreaderapp.com4 min readTLDR Crypto

PAXOS LAUNCHES PAXGY: YIELD-BEARING GOLD TOKEN

Paxos launched PAXGy, a yield-bearing variant of its PAXG gold token, with OKX, ether.fi, Uniswap, 0x Protocol, XLayer, and Chainlink as launch partners. Unlike standard PAXG, PAXGy accrues additional PAXG over time while remaining gold-denominated, giving holders yield without leaving the gold unit of account. The product targets treasuries, asset managers, exchanges, wallets, and neobanks seeking a single-integration gold product with active yield, as well as institutional credit desks that want gold as productive collateral. Paxos is in active conversations across those verticals, positioning PAXGy as settlement infrastructure for gold-denominated capital markets.

2026.09.28
threadreaderapp.com2 min readTLDR Crypto

PEERDAS RUNS NEARLY A YEAR WITHOUT INCIDENT, VALIDATING ETHEREUM'S ROLLUP ROADMAP

Ethereum's client developers have run PeerDAS for nearly a year without incident, a milestone Vitalik Buterin called underappreciated. PeerDAS is the first large-scale blockchain implementation of data availability sampling, allowing the network to reach consensus on data availability without any single node downloading full blocks. This decouples data availability from full replication, a prerequisite for scaling blob throughput to support higher L2 transaction volumes at lower cost. The successful deployment validates a core architectural assumption behind Ethereum's rollup-centric roadmap.

2026.09.28
threadreaderapp.com3 min readTLDR Crypto

AERO MERGES AERODROME AND VELODROME INTO A UNIFIED LIQUIDITY LAYER ACROSS 7 CHAINS

Aero, a unified liquidity layer merging Aerodrome and Velodrome, will launch October 21 simultaneously on seven chains: Base, Ethereum mainnet, Optimism, Arc, Ink, Robinhood Chain, and Arbitrum. Aerodrome and Velodrome together currently account for roughly 17% of EVM spot trading volume. The merged platform projects approximately tripling that share. Three core features will ship at launch: Metaswaps for cross-chain token swaps routed through onchain liquidity, Slipstream concentrated liquidity pools with dynamic fees, and Predictive Allocation where sAERO holders direct reward distribution across the network.

2026.09.28
threadreaderapp.com3 min readTLDR Crypto

KELPDAO FILES SUIT AGAINST LAYERZERO OVER RSETH BRIDGE EXPLOIT

KelpDAO filed suit against LayerZero and co-founder Bryan Pellegrino over a bridge exploit that caused losses to rsETH, its restaked ETH token, earlier in 2026. The lawsuit alleges LayerZero bears legal responsibility for the exploit, framing the breach as developer liability rather than accepted protocol risk. By pursuing traditional litigation instead of on-chain governance or negotiation, KelpDAO is testing whether US courts will assign accountability to bridge protocol teams for security failures. The case names a prominent founder personally, which could set a precedent for DeFi teams seeking recourse against infrastructure providers after exploits.

2026.09.28
links.tldrnewsletter.com3 min readTLDR Crypto

COINBASE ASKS IRS TO ALLOW DIGITAL ASSETS IN TRUMP ACCOUNTS

Coinbase Chief Policy Officer Faryar Shirzad submitted a formal response to the IRS requesting guidance on Trump Accounts, a new tax-advantaged savings account category for American children created under the One Big Beautiful Bill. Coinbase is asking the IRS to allow beneficiaries to invest in widely traded digital assets or in funds with digital asset exposure, which would route federally subsidized long-term savings into crypto markets for the first time. The submission is the first major industry move to shape the asset eligibility rules for these accounts before IRS implementation guidance is finalized. Coinbase frames the push as expanding economic access for young Americans, aligning with its broader policy agenda to embed digital assets into mainstream financial infrastructure.

2026.09.28
threadreaderapp.com4 min readTLDR Crypto

MAN CHARGED IN $16 MILLION CRYPTO 'PIG BUTCHERING' SCAM

The US Attorney's Office in Missouri charged Trung Nguyen Van, 37, of Vietnam, with money laundering after a victim transferred roughly $16 million in crypto in summer 2024, believing they were investing in a platform called Triangle.

2026.09.28
links.tldrnewsletter.com2 min readTLDR Crypto

ROBOTICS HARNESS OPTIMIZATION ON GRAPH-AS-POLICY

Robotics Harness Optimization used coding agents to evolve a Graph-as-Policy robot controller, boosting simulated throughput 5.27x and success from 67% to 96%. The strongest version only rewired existing skills, without editing them or using human demonstrations.

2026.09.28
kael.tech.blog11 min readTLDR Data

PARTITION FINALIZATION IN PINTEREST'S NEXT-GENERATION DB INGESTION FRAMEWORK

Pinterest added a finalization layer to its Kafka, Flink, Spark, and Iceberg CDC pipeline so downstream jobs can tell when an hourly partition is safe to read. Flink checkpoints capture event-time statistics, which become Iceberg snapshot metadata and a non-regressing watermark. The reusable signal makes freshness-versus-completeness explicit without introducing another coordination service.

2026.09.28
links.tldrnewsletter.com9 min readTLDR Data

THE GUEST JOURNEY, UPDATED IN REAL TIME: EXTENDING AIRBNB'S SEQUENCE RECOMMENDER WITH CHRONON

Airbnb extended Chronon to update guest-journey features from batch refreshes to event-driven processing, cutting feature staleness from roughly two days to under a minute. Push Mode and near-real-time model transforms feed embeddings into online ranking while preserving offline training consistency. The architecture illustrates how feature platforms can bridge streaming updates, experimentation, and low-latency serving.

2026.09.28
airbnb.tech6 min readTLDR Data

SCALING AN ML INFERENCE PIPELINE FOR BATCH WORKLOADS

WHOOP cut a 15.8-million-task internal ML simulation from more than two months to six days by removing per-task HTTP calls, loading the model in workers, and tuning pod CPU. It also documents why Python fork deadlocked native libraries, how spawn fixed it, and how SQS chain state plus atomic S3 writes made retries idempotent.

2026.09.28
engineering.whoop.com5 min readTLDR Data

WHAT REPACK (CONCURRENTLY) COSTS WHILE IT RUNS

PostgreSQL 19 adds built-in REPACK (CONCURRENTLY) for online table rewrites, avoiding extensions while generally running faster and generating less WAL than pg_repack or pg_squeeze. The tradeoffs are significant: it can delay VACUUM across the cluster, briefly block writes during the final swap, and currently has a ceiling of approximately 105 million updates/deletes per run.

2026.09.28
boringsql.com15 min readTLDR Data

TEN YEARS OF POSTGRES LOGICAL REPLICATION

Postgres logical replication has steadily replaced custom data-movement plumbing with core SQL features: row filters, column lists, partitioned targets, streaming apply, parallel apply, and safer loop prevention. This retrospective connects those releases to practical migration and hub-and-worker scaling patterns. It is a useful checklist for teams revisiting replication slots, failover, write routing, and schema evolution.

2026.09.28
tapoueh.org16 min readTLDR Data

Sponsored

DATA PIPELINES AND LINEAGE FOR AI AGENTS ON AWS

Your AI agent's accuracy comes down to the data pipeline behind it. Data Pipelines and Lineage is a guide to engineering that pipeline: source-to-response lineage, data quality checks, and pipeline observability. Read the guide in AWS Marketplace [11].

2026.09.28
aws.amazon.comSponsorTLDR Data

BUILDING AN ULTRA-HIGH THROUGHPUT AI-SQL ENGINE

Quail is an open-source AI-SQL engine that jointly optimizes query planning and LLM inference, running 1.84x faster than tuned vLLM on average and up to 14x faster on some workloads. It reduces wasted KV-cache work and GPU scheduling overhead, making large-scale LLM filtering and joins much cheaper.

2026.09.28
fsdatalab.github.io13 min readTLDR Data

SAFE NOT SAFE

Safe Not Safe is a browser-based PostgreSQL migration checker that flags risky DDL patterns like blocking locks, rewrites, and unsafe constraint rollouts. It runs entirely locally in the browser, with no API, uploads, logs, or account required.

2026.09.28
safenotsafe.devToolTLDR Data

APACHE ICEBERG VIEWS: PORTABLE VIEW METADATA ACROSS SQL ENGINES

Iceberg's View Spec makes metadata portable by versioning schemas, dependencies, properties, and dialect-tagged SQL text, but it does not standardize execution or authorization. Production portability still depends on REST-catalog support and compatible SQL dialects. Teams should test dependency integrity, concurrent replacement, and cross-engine result consistency before treating views as shared control-plane assets.

2026.09.28
dremio.com16 min readTLDR Data

ALP: ADAPTIVE LOSSLESS FLOATING-POINT ENCODING IN APACHE PARQUET

Apache Parquet added ALP, a new lossless encoding for floating-point data that delivers compression similar to ZSTD while decoding around 10x faster. It also enables much faster random access and parallel decoding, making it especially useful for prices, coordinates, and scientific measurements.

2026.09.28
parquet.apache.org7 min readTLDR Data

TRADING A CLOUD IDENTITY FOR YOUR OWN: WORKLOAD ATTESTATION ON MANAGED COMPUTE

Netflix describes how Spark jobs on managed compute exchange a cloud execution role for an internally trusted workload identity. A signed metadata payload and AWS identity proof are verified before short-lived certificates are issued for mutual TLS. The pattern separates cloud-provider authorization from application trust, giving the platform stronger workload identity and more auditable access boundaries.

2026.09.28
netflixtechblog.com7 min readTLDR Data

DATABENCH

Opus 5.5 leads Hex's DataBench, scoring 70.5% at Max reasoning and 67.0% at XHigh, but at relatively high cost and latency.

2026.09.28
hex.techToolTLDR Data

AT META CONNECT, THE COMPANY'S SMART GLASSES WERE EVERYWHERE

At Meta Connect, hands-on demos showed how Meta's smart glasses could support everyday tasks through its upcoming Muse integration, from sending emails to reading to-do lists aloud. The assistant still struggled to distinguish commands from nearby conversation, highlighting a challenge for voice-driven interfaces. Meta also demonstrated a separate $150 pair designed for people with hearing loss, with adjustable amplification that focuses on the person ahead or picks up sound from all directions.

2026.09.28
techcrunch.com4 min readTLDR Design

LOVABLE'S ANNUALIZED REVENUE CROSSES $600M AS VIBE CODING TAKES OFF

Lovable's annualized revenue has crossed $600 million, up from roughly $500 million in June. Two-thirds of Fortune 500 companies now use the vibe-coding platform, whose customers include Microsoft, Nvidia, and Deutsche Telekom. Apps built on Lovable draw nearly a billion monthly views, and two funding rounds totaling over $700 million lifted its valuation to $13.3 billion.

2026.09.28
techcrunch.com2 min readTLDR Design

CODE AS THE SOURCE OF TRUTH

With AI tooling, treating code as the shared source of truth lets design and engineering function as one real team rather than handing work off in sequence. Designers can prototype real coded components before engineers finalize them, while engineers push directly into Figma for designers to refine, provided a subject-matter expert reviews every step. Pairing engineers and designers to teach each other's practices speeds up delivery, and, over time, the title lines between them begin to blur.

2026.09.28
tonyward.dev2 min readTLDR Design

BRAND AS SOFTWARE

In-house brand teams have become service desks: at Ramp, a Slack help channel logged more than 375 requests in six months. Brand as software carries a company's point of view, product truths, and design decisions into the work itself, with artists setting the bar and builders codifying it. A Slack agent there already turns an attached doc into a near-final deck in one pass, so designers spend time on work no system can predict.

2026.09.28
pauljun.substack.com19 min readTLDR Design

APPLE'S PERFECT IPHONE DUO TIKTOKS NAIL FOLDABLE PHONE MARKETING

Apple is leaning into playful, social-first marketing for the iPhone Duo with a series of TikTok sketches that showcase the foldable's versatility in everyday scenarios, from a mini laptop to a portable movie screen. Unlike Apple's typically minimalist campaigns, these ads spend more time explaining the product's use cases, reflecting the challenge of introducing its first foldable into a market where rivals like Samsung, Huawei, and Honor already have years of experience.

2026.09.28
creativebloq.com2 min readTLDR Design

IMAGE TO ASCII CONVERTER

Convert JPG, PNG, WebP, or GIF to ASCII art in your browser. Set the width and style, then copy text or export TXT, PNG, or SVG.

2026.09.28
imagetoascii.artToolTLDR Design

THAT CRISP INTERFACE IS GOING TO DATE

Today's crisp interfaces, with generous white space and a single decisive CTA, will date the way drop shadows and gradients did. Software has never been cheaper to ship, yet it keeps yielding identical landing pages, and AI models serving up the center of the distribution make it worse. Gumroad, Are.na, Substack, and Nothing show the alternative: someone had a default available and chose something else, from oversized type to deliberate friction.

2026.09.28
marieclairedean.substack.com5 min readTLDR Design

SHOULD UX DESIGNERS LEARN TO CODE?

Whether UX designers should learn to code depends on context: knowing a product's technical materials speeds up workflows and suits lean, bootstrapped teams. Yet coding can invite scope creep, narrow thinking toward technical constraints, and waste time on languages that quickly become obsolete. Teams with more T-shaped members, deep in one field and broadly aware of others, communicate more easily and ship better products faster.

2026.09.28
ixdf.org11 min readTLDR Design

FROM YWCA TO HOTEL WILLO: HOW RETHINK SOLVED ONE OF BRANDING'S TRICKIEST PROBLEMS

Hotel Willo rebranded a Vancouver hotel to overcome outdated perceptions tied to its former YWCA identity, replacing the name with a fresh, approachable brand centered on a simple willow-inspired logo. The identity uses restrained design, playful messaging, and consistent applications to communicate an affordable, welcoming boutique hotel while clearly distancing it from past misconceptions.

2026.09.28
creativeboom.com5 min readTLDR Design