• <prefix> [: start copy
• use h j k l to move
• use V or v to start select
• use r to toggle rectangle selection
• Enter or y to copy
• <prefix ]: paste

• use capture-pane command to copy
• use <prefix> ] to paste

• <prefix> w: choose from list
• <prefix> f: search for window
• %: split side by side
• ": up and down

• <prefix> z: zoom and unzoom pane
• <prefix> h: expanse to left by 88
• <prefix> l: expanse to right by 88
• <prefix> o: last pane

• <prefix> (: prev session
• <prefix> ): next session
• <prefix> L: last session
• <prefix> s: choose session

Currently using c-q, doesn't seem to collide with others.

Bad options

• c-a: obvious breaks emacs and bash in emacs mode
• c-b: breaks vim (page up) and less
• c-o: breaks vim again (go to old position)

Other options

• c-space
• c-\
• c-`

available layouts, switch layouts with <prefix> [space]: