It pretty much was insincere, but there also was no way the wine god himself was going to be getting involved in the mechanical mumbo-jumbo that his barely-related half-brother god of the forge was into. It was layman's work. Mr. D respected it, but he wanted absolutely nothing to do with it. If Hephaestus' kid could take care of it, really, it was fine by Mr. D. Better than drowning.

"Good. I'll have you know, if there are any problems with it later, I'm holding you personally responsible." Until he could find someone better to blame, that is.