That leak of Claude Code's source code "revealed "all kinds of juicy details," writes PC World. The more than 500,000 lines of code included:

• An 'undercover mode' for Claude that allows it to make 'stealth' contributions to public code bases
• An 'always-on' agent for Claude Code
• A Tamagotchi-style 'Buddy' for Claude

"But one of the stranger bits discovered in the leak is that Claude Code is actively watching our chat messages for words and phrases — including f-bombs and other curses — that serve as signs of user frustration." Specifically, Claude Code includes a file called "userPromptKeywords.ts" with a simple pattern-matching tool called regex, which sweeps each and every message...