You don't; but also, as I've seen it -- it appears to be difficult for our present creative culture to strip itself of this idea of "it's perfectly reasonable, even the default, that when an artist is big and famous, it makes sense that the actual OWNER of all they do is a company that they may not even like."

It's ALL weird, I was just kind of throwing something out there.

> who will record that fact in his authoritative database.

What happens if Eminem loses your record?

That will teach me that I shouldn't have trusted him. I suppose it's similar to what happens if one of the common crypto-currency scams du jour happens. Except with less moving parts.

> That will teach me that I shouldn't have trusted him.

Then you've answered your own question re: why you might need/want "blockchain-y stuff": that "blockchain-y stuff" makes it so that you don't have to trust him.

Maybe it's just me, but if I didn't trust him, I wouldn't want to invest. I can't really imagine the case where one would.

Because SEC?

That may well be a reasonable explanation, but I don't know enough about it to be able to tell.