Power hungry mods can
Power-hungry people will do stupid shit, power corrupts. The more diluted the power the better.
The issue is that before mass social media was a thing, people would just block someone they deemed annoying. Nowadays people whine for the mods to block undesirables because they got offended.
Depends.
Mostly vscodium with a pinned c/++ plugin 'cos M$ eee’d it. It’s a fairly decent IDE.
And vim.