My coworkers had a hard time picking resturaunts, so I started recommending McDonald's for work parties, and then everyone else started chiming in with actually good ideas.
If you're a real nerd, you could look into org-mode. Doom-Emacs is great on the deskrop and Orgzly is awesome on my phone. Orgzly also has some useful widgets. No luck on natural language dates, tho
One time I was creating custom Arch Install media, and I thought I had mounted the USB drive's partitions, but I had actually mounted my own system's partitions. When I ran pacstrap, it actually ran on my own system, but, by some miracle, didn't completely nuke it.
Roku is pretty nice