Yet again, crypto comes in to provide a revolutionary, groundbreaking solution to a problem that's already been solved.
Antiques and art used in money laundering are generally warehoused with custodians for a relatively inconsequential fee. Ownership changes hands over and over, and the item doesn't move an inch.
It's 2021, everyone has shown their true faces at this point. We can dump the pretense that hundreds of millions changes hands at Christie's because anonymous rich people really love art.