They were probably asked to resign for not having thier ties on during the incident or hats on afterwards...
It's all about image than substance at EK, always has been. It's a nasty corrosive culture we have here of sycophantic wannabie 'managers' enforcing the policies of control from above.
Most of us knew we were going to have an incident. Unfortunately this will not be the last. Thankfully this time no one was hurt, except that is for the crew involved.