The letter goes beyond asking to make it clear that his tweets aren’t connected to and don’t reflect the positions of the company" and calls on SpaceX to "Publi

The letter goes beyond asking to make it clear that his tweets aren’t connected to and don’t reflect the positions of the company" and calls on SpaceX to "Publicly address and condemn Elon’s harmful Twitter behavior". Merriam-Webster defines polemic as "an aggressive attack on or refutation of the opinions or principles of another", so that demand is clearly an anti-Elon polemic.