6.15.25 | Reimplemented Stable Diffusion 3.5 in PyTorch, Waymo rides pricier than Uber/Lyft, TimeGuessr

I have reimplemented Stable Diffusion 3.5 from scratch in pure PyTorch
https://github.com/yousef-rafat/miniDiffusion
https://news.ycombinator.com/item?id=44276476

Waymo rides cost more than Uber or Lyft and people are paying anyway
https://techcrunch.com/2025/06/12/waymo-rides-cost-more-than-uber-or-lyft-and-people-are-paying-anyway/
https://news.ycombinator.com/item?id=44258139

TimeGuessr
https://timeguessr.com/
https://news.ycombinator.com/item?id=44233063

Seven replies to the viral Apple reasoning paper and why they fall short
https://garymarcus.substack.com/p/seven-replies-to-the-viral-apple
https://news.ycombinator.com/item?id=44278403

Solar Orbiter gets world-first views of the Sun's poles
https://www.esa.int/Science_Exploration/Space_Science/Solar_Orbiter/Solar_Orbiter_gets_world-first_views_of_the_Sun_s_poles
https://news.ycombinator.com/item?id=44252717

SIMD-friendly algorithms for substring searching (2016)
http://0x80.pl/notesen/2016-11-28-simd-strfind.html
https://news.ycombinator.com/item?id=44274001

Last fifty years of integer linear programming: Recent practical advances
https://inria.hal.science/hal-04776866v1
https://news.ycombinator.com/item?id=44274567

Infinite Grid of Resistors
https://www.mathpages.com/home/kmath668/kmath668.htm
https://news.ycombinator.com/item?id=44279181

The Many Sides of Erik Satie
https://thereader.mitpress.mit.edu/the-many-sides-of-erik-satie/
https://news.ycombinator.com/item?id=44216921

Inside the Apollo “8-Ball” FDAI (Flight Director / Attitude Indicator)
https://www.righto.com/2025/06/inside-apollo-fdai.html
https://news.ycombinator.com/item?id=44277051