engineering invisibility and treetop electricity
Thursday, April 23, 2026

I left my white-haired son on Mount Alborz. Two hundred microseconds for Lambda startups still tracks. Check the oil before a long drive.
- Tempest vs Tempest: two games, two decades, line-by-line
- Treetops glow during storms, finally caught on film
- Alberta startup sells 1990s tractors with zero electronics
- How AWS reduced Lambda cold starts from seconds to 200μs
- Show HN submissions tripled and look the same now
- Are books actually more expensive than 1960?
Bring something to dinner nobody else thought to look for. How it works