[v64]

Banksy did something similar where he sold art in New York for $60 without indicating they were his work. [1] After this was revealed, some of those works that were sold that day went for six figures at auctions.

[1] https://www.theguardian.com/artanddesign/video/2013/oct/14/b...

[rhizome]

That's kind of an opposite, where they bought something they thought was authentic but not famous, but I take your point.

[hobofan]

And that, ladies and gentlemen, is how you launder money.