The Daily Index — Wednesday, February 5, 2025 · TLDR Index

Across today’s newsletters

Today’s Index

TLDR

APPLE LAUNCHES INVITES, A NEW APP FOR CREATING CUSTOM INVITATIONS

Apple's new Invites app allows users to create, share, and RSVP to events. It also allows users to contribute to Shared Albums and create event soundtracks. The app requires an iCloud+ subscription, but anyone can RSVP to events regardless of whether they have an Apple account or device. Invites is now available for free on the App Store for all iPhones running on iOS 18 or later and can be accessed on the web.

techcrunch.com · 3 min

TLDR AI

HUGGING FACE REPLICATING OPENAI'S DEEP RESEARCH

Hugging Face attempted to replicate OpenAI's Deep Research, an agentic web-search framework that significantly improved performance on the GAIA benchmark, by running a 24-hour-long experiment aimed at open-sourcing an equivalent system.

huggingface.co · 9 min

TLDR Web Dev

SEARCH LOGS FASTER THAN SONIC

This blog post goes over the inner workings of log search engines and explains how they achieve fast search speeds. It starts with a simple, inefficient example using jq and bash, then progressively introduces more sophisticated data structures like inverted indexes, Tries, and Finite State Transducers (FSTs). FSTs are the most common choice in production search engines due to their efficiency in handling prefix, suffix, and infix searches.

blog.vegasecurity.com · 12 min

TLDR InfoSec

GRUBHUB CONFIRMS DATA BREACH AFFECTING CUSTOMERS AND DRIVERS

Grubhub reported a data breach through a third-party provider that affects customers, merchants, and drivers. Hackers accessed personal information including names, emails, phone numbers, and partial payment data for some campus diners. While hashed passwords were exposed, bank details and Social Security numbers weren't compromised.

techcrunch.com · 2 min

TLDR Crypto

TRUMP'S ‘CRYPTO CZAR' FLOATS BITCOIN RESERVE AS WHITE HOUSE PUSHES SOVEREIGN WEALTH FUND

President Trump's newly appointed “crypto czar,” David Sacks, confirmed that evaluating a strategic bitcoin reserve is a top priority, aligning with the administration's broader pro-crypto agenda. This comes as Trump signed an executive order to establish a U.S. sovereign wealth fund. Analysts speculate that bitcoin could be included as a strategic asset to help bolster national reserves.

links.tldrnewsletter.com · 2 min

TLDR

OPENAI'S SORA FILMMAKING TOOL MEETS RESISTANCE IN HOLLYWOOD

OpenAI has been talking to the movie industry's largest studios for months, but those talks have yet to produce any deals. Studios are reluctant to get into business with an AI company as it may anger the labor unions that they work with. Screenwriters and actors have been urging studios to police tech companies and ensure that their work isn't being used illegally. OpenAI found a receptive audience among some filmmakers when it released its Sora AI video generator early last year, but conversations with studios have been more complicated. While studios recognize that AI is already changing how people work, they are reluctant to hand over their most valuable assets to large tech firms without receiving a significant payout.

bloomberg.com · 6 min

TLDR

WITH GENERATIVE AI, MIT CHEMISTS QUICKLY CALCULATE 3D GENOMIC STRUCTURES

MIT chemists have figured out a new method for determining 3D genome structures using generative artificial intelligence. The technique can predict thousands of structures in minutes. It can be used to easily study how the 3D organization of the genome affects individual cells' gene expression patterns and functions. It could also be used to explore how mutations in DNA sequences can cause disease. The model and all of the data are available on GitHub.

news.mit.edu · 7 min

TLDR

OUR BRAINS ARE SOAKING UP MICROPLASTICS MORE THAN OTHER ORGANS

Microplastics have been detected in human brains at much higher concentrations than in other organs. Much of the plastic appears to be smaller than previously thought, with some pieces only about two to three times the size of a virus. People diagnosed with dementia had up to 10 times as much plastic in their brains as others, but there is not enough evidence to definitively conclude on cause or effect. It is unknown what effect microplastics have on human health, but the tiniest pieces can cross the blood-brain barrier.

discovermagazine.com · 3 min

TLDR

HOW I USE LLMS AS A STAFF ENGINEER

This post discusses how a staff engineer from GitHub who worked directly on Copilot uses large language models. Large language models can be helpful for smart autocomplete, short tactical chains, writing use-once-and-throwaway research code, asking questions to learn about new topics, last-resort bug fixes, and proofreading. The technology still isn't great for writing PR, ADRs, or other technical communications. It also isn't great for research in large codebases.

seangoedecke.com · 5 min