He is on Mastodon. I follow him there. Now I'm going to have to go see if his account is still active.

It's nothing but a popularity contest. We don't need that here.

Have a look at tilvids.com. I know of a couple of large YouTubers that crosspost their stuff there, and there are probably more that I don't know about.

There are multiple secured doors at my workplace I have access to, and they all have a little sticker next to the keypad showing a telephone style keypad with the letters. Those are there to remind you of what numbers to press for the four letter word you chose to represent your PIN. When I'm in the security office and choosing a new PIN, because the keyboard numpad is different, I'll ask the person to turn their desk phone around so I can see the numbers to choose my PIN.