Does GCC support pluggable backends? I feel when something like this comes up, the real answer should be, for those that make sense to drop from the core, it’d make sense to make them pluggable and separate them out, so that those that need them can pick them up if they need.

Can’t libre office’s calc work with Excel files?

Yeah. I had this problem. I ended up switching out the WiFi module for one with better Linux support. (In my laptop it’s just a little m.2 thing).

Ultimately you get something interesting out of rofi by creating scripts that call it every time a user needs to select something. Your Reddit example would be trivial to do, at least core functionality wise, if not exact key presses.