I read a bit more about this earlier today.
It actually may be that he made the right move.
The production company seems to have set him up. By allowing all of his support to walk away and speak out...
I hear you. Sheeran's net worth is estimated at $300 million. Imho at some point people with that kind of money should take a stand. He could easily pay the people himself and stop being a slave. Other artists did it before and yes, they got hit financially but at least they can watch themselves in the mirror and your fans appreciate you even more.