bug#46627: [External] : bug#46627: [PATCH] Add new help command 'describe-command'

[Drew Adams]

> You can likewise type "C-h a", then, with point on the command you
> were after, type "M-x <DOWN> RET" or "M-x M-n RET" to invoke that
> command.  So the task of finding a command and then quickly invoking
> it already has a well-developed solution in Emacs, one that is more
> powerful than completion.

You can use `occur' and go to a line and hit RET.
But that doesn't mean we should have only `occur'
and not also Isearch.

Your reasoning here is black-&-white, either/or.