Someone made their keyboard light up to show what Claude Code is doing across every terminal tab.Instead of clicking through tabs to check on each session, you just glance down at the keys and they tell you exactly what's happening.Here's how it works:→ Each key in the number row maps to one of your terminal tabs→ Green means Claude is waiting on you for input→ Red means it's actively working→ Yellow means the tab went idle→ Blue means it's a regular non-Claude tab→ Hit cmd and the number to jum