I mostly disagree. There are times when I know I have to check a, usually, pretty small bag. But especially because of the delayed baggage issue or because of

I mostly disagree. There are times when I know I have to check a, usually, pretty small bag. But especially because of the delayed baggage issue or because of last minute changes to flights because of weather or whatever, I probably carry-on (with a light load) 9 times out of 10. Especially with dress being more casual these days I usually don't really need more than carry-on unless I'm activities requiring some amount of gear.