Did you ever put in a request of critique?

Yeah, just googled it. His first show in Moscow was in 2016 and caused a lot of protest. But, they showed his work again in 2017 concluding: "“The legal experts recognised the complete absence of signs of crime and the high artistic level of the works shown at the exhibition,” the gallery said in a statement on its site. The rebooted show includes documentation of last year’s conflict and the ensuing legal investigation.

Too bad PN couldn't have come to a similar conclusion before closing Jock down.