I don't think I've had more than an hour (not counting nighttime rain) combined on any cruise I've ever taken of bad weather.
If only that luck translated to the casino
Viable answer: They came back from an excursion right as their dinner window began and didn't have time to go to their rooms
Smart ass answer: lobster night. He's planning on leftovers.
Dinner on vacation on a ship is the location and occasion. Sounds like this affirms that shorts are just fine. I'm sure the dining room has a thin skin and won't hold a grudge.
A waiter once asked me why I didn't want to order lobster. I didn't have the heart to tell him that there are many better things on the menu than a tiny flavorless tail that you have to drown in butter to get it down.
I would expect a real muster emergency to be chaos whether people go down and have their setsail pass scanned or they go wait packed and sweating like sardines for a half hour.
That will be a very, very unpopular change if that happens.
Since when, in the case of a real emergency, would everyone report to their muster stations and calmly wait in line like the muster drill used to be?
No one.
Half the people boarding could answer "yes" to that question for dozens of reasons.
I live at a high elevation. When I go to sea level for a cruise, I always wake up with a sore throat and congestion.