Why investigate anything?

To make sure, and remove plausible deniability.

Depends largely on the training data. If it’s completely trained on music he owns the copyright to, more power to him.

Absolutely. One of the reasons why replication studies are so valuable, yet they rarely get any news coverage.

Do you mean the people on stage, or the trophy?

Because I am torn on which looks more evil.

Israel won by being allowed to compete.