The Daily Index — Tuesday, February 25, 2025 · TLDR Index

Across today’s newsletters

Today’s Index

TLDR

EMULATORS—all in 100% PARALLEL with ZERO FLAKES.

✅ QA cycles reduced to just 15 minutes

qawolf.com

TLDR AI

CLAUDE 3.7 SONNET AND CLAUDE CODE

Claude 3.7 Sonnet is Anthropic's latest hybrid reasoning model. It delivers enhanced real-world coding capabilities with options for instant responses or extended, step-by-step thinking. The model supports API integration and offers fine-grained control over processing time, maintaining competitive pricing across various platforms.

anthropic.com · 6 min

TLDR Web Dev

THE ARCHITECTURE OF GRAB'S DATA LAKE

Grab uses a data lake to store and analyze data from its various services. The company carefully selects data storage formats based on data throughput, using different strategies for high and low throughput scenarios. For high-throughput data, it uses Apache Avro with Merge on Read for faster write speeds. For low-throughput data, it uses Parquet with Copy on Write for faster read speeds.

blog.quastor.org · 7 min

TLDR InfoSec

A SINGLE DEFAULT PASSWORD EXPOSES ACCESS TO DOZENS OF APARTMENT BUILDINGS

Hirsch's Enterphone MESH door access systems use a default password, leaving dozens of buildings vulnerable across North America. Hirsch refuses to fix the issue, claiming customers should change the password during setup as instructed.

techcrunch.com · 4 min

TLDR Crypto

CRYPTO ETPS SEE $508M OUTFLOW AS BITCOIN SELL-OFF CONTINUES

Crypto ETPs saw $508M in outflows last week, with BTC ETFs losing $571M while XRP funds gained $38M, reflecting cautious investor sentiment amid economic uncertainty. BlackRock's iShares ETFs recorded $22M in losses, while European markets, led by Germany and Switzerland, continued to see inflows.

links.tldrnewsletter.com · 2 min

TLDR

ANTHROPIC LAUNCHES A NEW AI MODEL THAT ‘THINKS' AS LONG AS YOU WANT

Anthropic's Claude 3.7 Sonnet model is designed to 'think' about questions for as long as users want it to. It can give both real-time answers and more considered, thought-out answers to questions. The model is rolling out to all users and developers, but only premium users will have access to its reasoning features. It will cost $3 per million input tokens and $15 per million output tokens, making it more expensive than OpenAI's o3-mini and DeepSeek's R1.

techcrunch.com · 5 min

TLDR

PERPLEXITY TEASES A WEB BROWSER CALLED COMET

Perplexity, an AI-powered search engine company, has launched a sign-up list for its upcoming browser, Comet. There are few details on what the browser will do or what it looks like, but the company calls it 'a browser for agentic search'. Perplexity's product portfolio is growing at a rapid pace - it recently released a 'deep research' product, an AI-powered assistant for Android, and an API for AI search. It has reportedly raised over $500 million in capital from VCs and is said to be valued at $9 billion.

techcrunch.com · 2 min

TLDR

SPACE MISSION AIMS TO MAP WATER ON SURFACE OF THE MOON

Lunar Trailblazer is set to begin its two year mission when it is blasted into space on a SpaceX Falcon rocket on Thursday. The probe's goal is to seek out water on the lunar surface. Scientists have recently uncovered strong hints that there are significant quantities of water on the surface of the moon. This water could potentially be turned into hydrogen to be used as fuel and oxygen for humans to breathe.

theguardian.com · 4 min

TLDR

SPACEX TARGETING FRIDAY FOR NEXT TEST OF STARSHIP MEGAROCKET

SpaceX is targeting a launch window that opens at 5:30 PM on Friday for its next Starship megarocket test flight, pending regulatory approval. The previous test flight ended with Starship's upper stage disintegrating, prompting cleanup and recovery efforts for fallen debris. SpaceX has implemented numerous upgrades to the upper stage for the upcoming flight to enhance reliability and performance. The mission is expected to last just over an hour and will include another attempt to catch the booster stage using the launch tower.

phys.org · 2 min