Easy unmemorable throwaways. Plenty of services will tell you that your chosen screen name is taken and automatically offer the same thing followed by numbers, “UserName123” for instance.
That’s just the default. At some point a while ago I got a pop up about making a username, which for YouTube I don’t care about at all. So I just clicked the button accepting whatever it gave me.
Sticking to your principles even when you face financial hardship as a result does sound like a good person to me, actually.
I feel like some of you think I’m talking about Elon. I’m talking about Walz enjoying Tesla’s market cap shrinking while his state pension fund holds Tesla stock.