Twitter employees that are coding or doing technical work are now expected to submit a weekly summary of their work. 
TLDR

Daily Update 2022-11-22

📱

Big Tech & Startups

Twitter Employees Told to Send Updates of Work Done Each Week (4 minute read)

Twitter employees that are coding or doing technical work are now expected to submit a weekly summary of their work. The summary will include what they worked on, what they hoped to complete, and specific lines of code they wrote. Elon Musk is directly overseeing Twitter's engineering department. A copy of the email sent to employees with the announcement is available in the article.
Tumblr to add support for ActivityPub, the social protocol powering Mastodon and other apps (3 minute read)

Tumblr is adding support for ActivityPub, the decentralized social networking protocol that powers several social networking services like Mastodon, Pixelfed, and PeerTube. The implementation will make Tumblr part of a larger decentralized social network. ActivityPub allows users to run their own nodes as well as interact with users on other ActivityPub apps. Users are able to find and follow each other without having to set up new accounts for each service.
🚀

Science & Futuristic Technology

How much would you pay to see a woolly mammoth? (8 minute read)

A high-tech combination of DNA technology, stem-cell research, gene editing, and artificial wombs could lead to the resurrection of lost species. Colossal Biosciences, a de-extinction company, hopes to produce a thylacine by 2025 and a wooly mammoth by 2027. This article contains an interview with Sara Ord, a team leader at Colossal, where she discusses her job and the science and business of de-extinction.
Ex-President of Elon Musk’s Neuralink Has New Brain-Computer Startup (4 minute read)

Max Hodak, Neuralink's ex-president, now has a competing startup that seeks to manipulate the brain without any in-skull implants. Science Corp. aims to use light and the eye's optic nerve as a pathway to the brain. Previous attempts to create brain-machine interfaces using this method by other companies have failed. The company claims to have built a device that can treat diseases affecting vision in rabbits. It plans to test out the technology in humans within the next two years.
💻

Programming, Design & Data Science

Infisical (GitHub Repo)

Infisical is an end-to-end encrypted tool for managing and syncing environment variables across teams and infrastructure. It features a user-friendly dashboard, a language-agnostic command-line tool, support for multiple environments, integrations with CI/CD and production infrastructure, and more. The project is currently in its public alpha stage.
Little Languages Are The Future Of Programming (11 minute read)

A little language is a programming language specialized to a particular problem domain. Examples include SQL, regex, and Dhall. The general approach for adding new features to a program currently is to stack them on top of existing code, which results in extremely large codebases. Little languages allow developers to code in a more compact manner. While high-level languages are great for describing algorithms, using them for building apps just increases complexity.
Top 10 Vulns Impacting Open Source in 2022 (Sponsor)

You might know all about the incredibly useful and insightful OWASP Top 10 list from 2021, but what about the exact CVEs that could be lurking in your applications? Check out Snyk Top 10 Open Source Vulnerability report to get up to date on 2022's most common vulnerabilities.
🎁

Miscellaneous

Elon Musk says Twitter is done with layoffs and now hiring (1 minute read)

Elon Musk said during an all-hands meeting with employees on Monday that Twitter is now done with layoffs and is now actively recruiting. The company is looking for engineering and sales staff. Employees are encouraged to make referrals. While Twitter's website doesn't currently list any open roles, Twitter recruiters have already started reaching out to engineers.
Ask HN: What weird technical scene are you fond/part of? (Hacker News Thread)

This Hacker News thread discusses weird technical scenes that other developers enjoy. Examples of weird technical scenes include the 'Can it run Doom' scene, people who work with systems that work offline, speed running, and browser extensions. Most threads have replies with links to resources or communities for people to join.

Quick Links

AWS and Blockchain (10 minute read)

AWS decided not to make a strategic investment in blockchain in 2016 as many in the leadership couldn't find value in the technology and felt that it was a solution looking for a problem.
Tech Titans Like Elon Musk Want to Save Earth by Having Tons of Children (40 minute read)

Pronatalists fear that falling birthrates in certain developed countries will lead to the extinction of cultures, the breakdown of economies, and the collapse of civilization.
Bob Iger Returning as CEO, Bob Chapek Exits (5 minute read)

Bob Iger has agreed to serve as Disney's CEO for two years, during which time he will identify a successor.
Building a BFT JSON CRDT (45 minute read)

CRDTs are a family of data structures that mathematically guarantee that an application can safely update its local state without needing to coordinate with all of its peers.
TSMC confirms 3nm fab in Arizona to make neighbor Intel sweat a little more (3 minute read)

TSMC plans to build a 3nm chip manufacturing plant in Arizona alongside its 5nm fab slated to open in 2024.
How Precision Time Protocol is being deployed at Meta (27 minute read)

Precision Time Protocol allows Meta to synchronize the systems that drive its products and services with nanosecond precision.

If your company would like to sponsor TLDR, please take a look at our sponsor page here.

If you have any comments or feedback, just respond to this email!

Thanks for reading,
Dan

If you don't want to receive future editions of TLDR, please click here to unsubscribe.