Banksy was warned about website flaw before NFT hack scam

Banksy, whose art is rare, deliberately ephemeral and eminently friable, creates a unique piece of art
This unique piece of art he declares as a non-fungible token
Banksy then proposes to auction this NFT on his website
Hackers dupe the website, hold the auction and collect the proceeds to the tune of $336K
No one knows nothing