Can confirm Discord requires a public-facing privacy policy at least for public bots. Can’t remember at what point I had to make one, but it is required for at least some cases.

Part of the puzzle is figuring out what the real puzzle is

There have been recent breakthroughs in that area along this exact line of thought, actually.

A lot of small electronic devices without screens(which are quite common) probably need something. That said, an ultra-bright LED, especially blue, which seems to be the most annoying, is not the way to go.

I prefer midrange crap from China