[postalrat]

Is training the model infringement or is distributing the model infringement?

What if you trained the model and only distributed generated images?

Is a human making art "in the style of" also infringement?

[incrudible]

Legally, it is uncharted territory on many levels. I think there are good arguments to be made that these systems violate the intent behind copyright and trademarks, but not necessarily the laws.