@zlax It seems reasonable, I dont know russian so I'm mostly in the dark but based on what you described the conclusion seems reasonable.
One of our rules here is that people who post **must** also be a real human and live (As in they occasionally respond to comments). If they are not they must be listed as a bot.
He did respond earlier to one of my questions about a post. So he seems to be a human, but I will follow up.