Yes. That or use Google Cache. They almost never show a paywall to the Google bot because that would hurt their page rank.
I use Libreube but I can understand that people would rather use a stock YouTube patch. You can't like or comment on anything that doesn't require a YouTube account for example and I get why that'd be a deal-breaker for some.
Not that I know of. Lemmy is part of the fediverse and you can follow/post to Lemmy communities on Mastodon but AFAIK Lemmy doesn't have a system to follow other users. I think Kbin does.
@sussy_gussy
@wirebase.org