I feel like some, especially smaller communities, prefer this kind of non-malicious spam to having no activity at all, to attract more users. This counts for Lemmy and for Reddit of course.

pretty comfy

Questions that are answered in the sidebar or wiki should be deleted like in the old forum days. The entire content of some Subreddits was literally the same question being asked over and over again without new input.

Yes, I use Bitwarden, might switch to 1Password some day. I think not using a password manager these days is pretty reckless considering so many important parts of life like banking, taxes, mail etc. have shifted to the internet.