9.19.26 | Android 17 adds new APIs without AOSP, Cloudflare Quick Tunnels, OpenJev

This is a recap of the top 10 posts on Hacker News on Sep 19, 2026.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

• (00:00) - Intro
• (00:16) - Android 17 is the first since 3.x to add new APIs without releasing to the AOSP
• (01:34) - Cloudflare Quick Tunnels
• (03:05) - OpenJev
• (04:37) - Saving another 100TB of RAM
• (05:51) - Inside ZCode: Silently uploading your Git history to the cloud
• (07:50) - Minimal Phone 2
• (09:01) - The first new cat species discovered in 100 years
• (10:08) - Human brain is two separate organs, Stanford Medicine-led research finds
• (11:21) - Show HN: Cactus Needle 3: 8-29MB automation models can match DeepSeek V4 Flash
• (12:56) - Photon-Emission-Guided Laser Fault Injection Enables RP2350 Secure Debug
• (14:23) - Outro

Android 17 is the first since 3.x to add new APIs without releasing to the AOSP
https://grapheneos.social/@GrapheneOS/117282080803799576
https://news.ycombinator.com/item?id=49758736

Cloudflare Quick Tunnels
https://try.cloudflare.com/
https://news.ycombinator.com/item?id=49754785

OpenJev
https://openjev.com/
https://news.ycombinator.com/item?id=49752041

Saving another 100TB of RAM
https://blog.cloudflare.com/saving-100-tb-of-ram-with-math/
https://news.ycombinator.com/item?id=49758580

Inside ZCode: Silently uploading your Git history to the cloud
https://blog.ferstar.org/en/posts/zcode-silent-workspace-snapshot-upload/
https://news.ycombinator.com/item?id=49750694

Minimal Phone 2
https://minimalcompany.com/
https://news.ycombinator.com/item?id=49749369

The first new cat species discovered in 100 years
https://www.nationalgeographic.com/animals/article/meet-the-first-new-cat-species-discovered-in-100-years
https://news.ycombinator.com/item?id=49744704

Human brain is two separate organs, Stanford Medicine-led research finds
https://med.stanford.edu/news/all-news/2026/09/two-separate-brains.html
https://news.ycombinator.com/item?id=49763697

Show HN: Cactus Needle 3: 8-29MB automation models can match DeepSeek V4 Flash
https://cactuscompute.com/needle
https://news.ycombinator.com/item?id=49748553

Photon-Emission-Guided Laser Fault Injection Enables RP2350 Secure Debug
https://donjon.ledger.com/blog/rp2350-secure-debug-laser-fault-injection/
https://news.ycombinator.com/item?id=49757050