If Evan can't show that he has the discipline to lead a company at this stage of it's life in the public market then the board should absolutely give him the boot in the next 24 months.
I think the narrative of "product visionary" has been spun a bit too hard by the tech media and it likely has gotten to his head.
He also took a $500mm bonus for successfully executing the IPO at a time when the company lost over $700mm in 2017. That's not a great look - but I digress.