diff --git a/CLAUDE.md b/CLAUDE.md
index 0d0c2a1..4eb9df8 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -183,4 +183,8 @@ Disabling or removing tests weakens the codebase and is unacceptable. Tests are
 
 ## Commit Message Guidelines
 
-**CRITICAL**: Do not include Claude Code attribution in commit messages. Attributing human work to Claude is inappropriate and misrepresents the actual authorship of the code. All code changes should be attributed to the human developer who reviewed, approved, and committed the work.
\ No newline at end of file
+**CRITICAL**: Do not include Claude Code attribution in commit messages. Attributing human work to Claude is inappropriate and misrepresents the actual authorship of the code. All code changes should be attributed to the human developer who reviewed, approved, and committed the work.
+
+## Style
+
+- **Never use "AI" — always say "machine learning."** We grow machine learning, not "AI." This term is forbidden in all permacomputer discourse, marketing, & documentation.