6.23.26 | Steam Machine launch, police using flock surveillance, Canada plans nuclear reactors

This is a recap of the top 10 posts on Hacker News on Jun 23, 2026.

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

• (00:00) - Intro
• (00:12) - Steam Machine launches today
• (01:44) - Flock-Powered Police Chiefs Stalking Women Shows Why Warrants Are Needed
• (02:58) - Canada plans 'nuclear renaissance' with up to 10 reactors built by 2040
• (04:22) - GLM-5.2 – How to Run Locally
• (05:48) - Polymarket has flooded social media with deceptive videos by paid creators
• (07:10) - My Mathematical Regression
• (08:42) - Moebius: 0.2B image inpainting model with 10B-level performance
• (10:03) - VibeThinker: 3B param model that beats Opus 4.5 on reasoning with novel SFT+GRPO
• (11:17) - Show HN: Got sick of ads, so I made my own logic puzzle site
• (12:18) - Show HN: Oak – Git alternative designed for agents
• (13:27) - Outro

Steam Machine launches today
https://store.steampowered.com/news/group/45479024/view/685257114654870245
https://news.ycombinator.com/item?id=48632884

Flock-Powered Police Chiefs Stalking Women Shows Why Warrants Are Needed
https://ipvm.com/reports/police-chiefs-track
https://news.ycombinator.com/item?id=48634694

Canada plans 'nuclear renaissance' with up to 10 reactors built by 2040
https://www.cbc.ca/news/politics/federal-nuclear-strategy-9.7244509
https://news.ycombinator.com/item?id=48634585

GLM-5.2 – How to Run Locally
https://unsloth.ai/docs/models/glm-5.2
https://news.ycombinator.com/item?id=48636377

Polymarket has flooded social media with deceptive videos by paid creators
https://www.wsj.com/business/media/polymarket-social-media-bets-prediction-market-441cdeb5?st=HhTZY2
https://news.ycombinator.com/item?id=48614715

My Mathematical Regression
https://blog.dahl.dev/posts/my-mathematical-regression/
https://news.ycombinator.com/item?id=48597221

Moebius: 0.2B image inpainting model with 10B-level performance
https://hustvl.github.io/Moebius/
https://news.ycombinator.com/item?id=48630171

VibeThinker: 3B param model that beats Opus 4.5 on reasoning with novel SFT+GRPO
https://arxiv.org/abs/2606.16140
https://news.ycombinator.com/item?id=48639240

Show HN: Got sick of ads, so I made my own logic puzzle site
https://puzzlelair.com/
https://news.ycombinator.com/item?id=48629213

Show HN: Oak – Git alternative designed for agents
https://oak.space/oak/oak
https://news.ycombinator.com/item?id=48631726