[mannigfaltig]

Actually, GANs reach state of the art in anomaly/outlier detection and drug/molecule prediction, so there is certainly more to it than just artistic applications:

https://openreview.net/forum?id=S1EfylZ0Z

https://www.ncbi.nlm.nih.gov/pubmed/28703000

http://pubs.acs.org/doi/abs/10.1021/acs.molpharmaceut.7b0034...