As in my OP here, if you've set up your life around working at Twitter and then a new CEO rocks up and demands everyone 'go hard or go home', then sure you can go home and if you don't like his approach then eventually you'll have to. There will be people who find it more difficult to change jobs for whatever reason, and while they need to take responsibility for getting themselves out of a bad situation, it's not their fault that a new bully turned up in a position of authority on their block