The outrage mob is pushing this pretty hard. Booting people off a plane is pretty shitty behavior for an airline. It's bad customer service and they should dealt with it earlier than after boarding. But if they have to do it, the passenger shouldn't be allowed to just refuse. This guy did. And he had to get dragged off the plane. I don't really see an alternative other than just letting anyone willing to scream to st…
You've skipped over the part where the people involved bashed his head against another seat, then dragged him down the aisle while concussed and limp.