We know he's banning remote work, and we know he's an authoritarian micromanager (because he brags about that). What do you hope to add to the conversation by quibbling over the precise causative relationship between those two facts?

Really, the idea that there isn't a connection is the less likely option. I think it's on you to prove that, not on others to disprove it. "When you hear hoofbeats, think of horses, not zebras."