For this and other reasons, many AI creators center their entire concept (which is also their marketing pitch, as they hope to latch on to market sentiment around a booming tech sector) around the mere fact that the artwork was created by AI.

Yes. When I feel that is the exact opposite approach they should go for. I guess they feel or acknowledge that it is dishonest then to be mistaken for the creative artist of the piece even though they think of them as so themselves. They still proclaim that they made it with AI.