The Daily Index — Wednesday, December 17, 2025 · TLDR Index

PROGRAMMING, DESIGN & DATA SCIENCE

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(or can't) find you. 30% off through Dec 31

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semrush.com

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FACILITATING AI ADOPTION AT IMPRINT

Working on internal AI adoption is a thing every engineering leader will need to do. This post details how Imprint approached the problem, detailing the lessons learned during the process. It is still early for AI adoption, so focusing on the rate of learning is more valuable than anything else. Engineers leading the internal AI initiative must also be using the tools they are introducing.

lethain.com · 20 min

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INSTAGRAM REELS IS COMING TO A TV NEAR YOU

Meta has unveiled a dedicated Instagram Reels TV app. The app will debut on Amazon's Fire TV before expanding to other platforms. It will allow users to watch Instagram Reels' short-form, user-generated videos on bigger screens. Social video is increasingly capturing big-screen attention, with platforms like YouTube gaining more watch time on TV than anything else.

sherwood.news · 1 min

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MESSAGING IS A MOAT, NOT A BUSINESS

Messaging platforms command astronomical acquisition prices, but they often flounder when left to stand alone in the public markets. Messaging is perhaps the most valuable loss leader in digital history. It creates massive utility, commands unparalleled user attention, and offers high retention, but captures almost no direct financial value of its own.

docs.google.com · 5 min

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PEOPLE ARE THE NEW OIL

When scarce resources become abundant, the bottleneck flips to whatever was cheap before.

convergentthinking.sh · 3 min

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THE GITHUB ACTIONS CONTROL PLANE IS NO LONGER FREE

GitHub is introducing a $0.002 per-minute platform fee for all GitHub Actions usage.

blacksmith.sh · 3 min

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THE NON-SHARED BASELINE

Designers who rely too heavily on AI from the very beginning risk never developing vision and taste skills.

links.tldrnewsletter.com · 6 min

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ALPHABET-OWNED WAYMO IN TALKS TO RAISE $15 BILLION IN FUNDING

Waymo is spending heavily to ramp up its fleet and continue expanding to more regions.

cnbc.com · 3 min

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US THREATENS PENALTIES AGAINST EUROPEAN TECH FIRMS AMID REGULATORY FIGHT

The US has been pushing Europe to open up its tech sector to American firms, but the EU has not walked back broader regulation of company business practices and has proceeded with investigations of major US tech firms.

links.tldrnewsletter.com · 7 min

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THIN DESIRES ARE EATING YOUR LIFE

Thick desires change you in the process of pursuing them, and while they may be difficult to achieve, they won't leave you feeling emptied out.

joanwestenberg.com · 4 min