Makes ChatGPT, Claude & Gemini reply in terse "caveman" style by prepending a compactness directive to your messages.
Caveman Mode
Original code by Revu Labs at https://chromewebstore.google.com/detail/caveman-mode-%E2%80%94-chatgpt-cl/dljfndmkapffcbcjpabcmclgbppbgfjm
Ported by KHROTU