I think you've covered the lot. Basically, it comes down to ""waaah, baby WANT!" from those who are used to getting their way by yelling and crying. Oddly, that doesn't work too well in professional environments...
IB's Auto-Liquidate bot is a sight to behold. That MotherF will blast through your account and close your sh*t like a demon. Found that out the hard way...
market orders are what market makers live for. Some nerdy guy in Chicago starts looking on bringatrailer for a Ferrari.
What is there to break down? It's pointless. Nobody knows what his mkt-order fill will be. He can avoid it by trading the NDX OTM diagonal in calls. There. Broken down. Do you think adding fictional figures to this conversation will be an improvement? Have you been on an island?