If this was one person / entity, then who has enough money to spend 1056 BTC ~$29M in fees for less than 30 days of spamming?

Or is it possible this was a test run for something else?

Or maybe shitcoiners are just that dumb? nostr:note1672y23spgj4f6l9ewcm0kdcjmjm5cq46yq4e7znwxf0wu6hfxxhqka4032