Update -- found this guy's amazing script, fbx_properties.py "Take the output from the cmds.FBXProperties() command and convert it into useable cmds code. This will allow you to quickly set attrs that you want in the FBX export ui and get the results back in code."…
Yeah, posting on 500 artworks per day could be a strategy that some people use to gain more followers. Might be ArtStation trying to prevent people from using this strategy.