On 05/02/2020, Dave Horsfall <dave(a)horsfall.org> wrote (in part):
ISTR thinking
of it and calling it e-d, along with r-m, l-n, m-v and
the other two-letter commands.
Which is what I call them.
Well, I am clearly the odd-ball here. I spoke them "long-hand" (as in
remove, link, move, change-mode, ...). Others copied but only once
did a young 'un start typing c-h-a-n ...
N.