You've given perfect examples are the very rare things I'm thinking about, and it's really handy to have a mouse or mouse pad "prepared for blind use" in those instances. It can make what is otherwise inaccessible, accessible. For anyone, in any setting, knowing clever workarounds often makes the difference between frustration and failure and success.
Brian - Windows 10 Pro, 64-Bit, Version 20H2, Build 19042
Any idiot can face a crisis. It's the day-to-day living that wears you out.
~ Anton Chekhov