Essays & Notes
Essays & Notes
An archive of slow writing about software, product, and life between two languages.
- Apr 7, 2026 · Essay · 1 min
Anthropic Launches Project Glasswing
Anthropic has launched Project Glasswing to protect software using the Claude Mythos Preview model.
- Apr 6, 2026 · Essay · 1 min
Interesting Facts About Space Flights
Interesting facts about space flights, including toilet waste and the Earth's rotation.
- Apr 6, 2026 · Essay · 1 min
Wave Your Hand!
Wave your hand!
- Apr 6, 2026 · Essay · 1 min
A Cool Test for AGI
A cool test for AGI is when an agent can generate more electricity than it consumes for the task.
- Apr 5, 2026 · Essay · 1 min
Value Shifts from Code to Ideas
Value shifts from code to ideas, and concepts become more important than code.
- Apr 3, 2026 · Essay · 1 min
Recommendation for the Game Kerbal Space Program
I recommend the game Kerbal Space Program - a realistic simulator for designing rockets and launching them into space.
- Apr 3, 2026 · Essay · 1 min
Thoughts of Rvachev
Today, I want to share some thoughts that have been on my mind lately.
- Apr 2, 2026 · Essay · 1 min
Artemis II - Humans Are Flying to the Moon Again
The main news of the past few days has been the launch of the rocket to the Moon. This flight sets a record for the farthest point from Earth that a human has ever been.
- Apr 1, 2026 · Essay · 1 min
Closing the Blog and a New Beginning
I have two pieces of news - the good: I'm joining Anthropic, and the bad: the blog is closing.
- Mar 31, 2026 · Essay · 1 min
Leak of Claude Code Source Code via npm
Today, Chaofan Shou discovered that the npm package @anthropic-ai/claude-code contained the complete source code of the project.