Is that trolling ?
Dude... she's not banging some Perl in emacs... She's writing words in Microsoft Word running on a Windows like a gazillion of people do in the 9-5 workforce, with the occasional excel spreadsheets and file manipulations in explorer.
Ctrl-a, ctrl-c, ctrl-v everywhere, all the time.
It has been for 30 years. The fact it has no logical consistency (although I am pretty sure ctrl-all is a good candidate) it's not an excuse to forget about it everyday. Does she forget where the brake pedal is in her car ?
I am dev. I know computers are voodoo and run on magic.
But it's not a reason to forget how to turn it on every morning.