If a robot ai basketball team was authentic enough to have hoodwinked me into thinking it was a real entertaining team then it has become a different question than whether or not I would knowingly participate as a spectator in an AI basketball league.
This whole discussion reminds me of Milli Vanilli from the 90s. They were hugely popular with a few songs and then people found out it wasn't actually them singing. It was a big scandal and the songs because unpopular instantly. I was always a bit confused by the crash because it's not like the song on the radio changed at all.
If you find out that the relationship is based on a lie, then the relationship can switch from "great" to "horrible" instantly.
I have less than zero interest in art that isn't made by humans.