Bug with feedkeys
map Z feedkeys ":exec<Space>sh<Space><Space><Space><Space><Space><Space><Space><Space><Space><Space><Space>"
Gives
:exec sh <Space><Space><Space><Space><Space><Space><Space><Space><Space>
Some <Space>
s are expanded, others are not... Same thing applies with <Return>
: when at the end of a command, it is often not replaced by a literal ^M
.