Some people will be like you save two seconds trying to do something simple. You lose more time building the tool than you will use it in your life.
It's not about saving time. It's about eliminating the mental toll from having to context switch(i know it sounds ai, reading so much ai text has gotten to me)
This broke my brain! Woah!
Or mouse / trackpad.
I really haven't seen anything better for making TUIs than Borland's Turbo Vision framework from 35ish years ago.