Like the game of Othello, Vim's macros take a minute to learn and a lifetime to master.
Drew Neil
WHY ?
automate
example : vertical alignment
line "a pretty comment
another line "another comment
etc "etc
RECORD
Start
q{register}
End
q
(see :h q)
EXECUTE in SERIES
n@{register}
EXECutE IN PARALLEL
:normal @{register}