I'd expect it's some combination of "can sharpie a rock and immediately sell it ...

yamtaddle on March 28, 2023 | parent | context | favorite | on: Banksy ship saving migrants at sea detained in Ita...

I'd expect it's some combination of "can sharpie a rock and immediately sell it for a hundred thousand dollars" and rich patrons who are willing to fund things like this to say they did a project with Banksy.