I usually use the backtick key as my prefix, but this keyboard has the section/stanza symbol § where the backtick usually (at least, for me in the UK) is.
If I bind to this key, quoted or unquoted, tmux complains that it's an invalid symbol.
If I run
cat and press the
§ key, it prints
I'm on Mac, using Terminal.app, and if I open the "key/modifier/action" preferences (i.e. to set § key + no modifier = send some text other than
C-b say) and press
§ while in the 'key' drop-down it selects 'arrow-left', as if that's what I'd pressed.
However if I press it in the 'send text' box, it writes
§ whereas 'arrow-left' is escaped for navigation, and writes nothing (and is mapped to
I think maybe its code is just close to arrow-left, hence it selects that in the finite choice drop-down. But since it
cats to 'itself' I'm not sure how else to make tmux recognise it?