I have traveled a lot with my kids and there is a special place in hell for bad people where they are trapped on long flights with their screaming children. But lately I’ve been travelling alone for work quite a bit. Not having to wrangle kids has given me the opportunity to notice some of the other things going on in the travel world. In short, it has opened my eyes to some very annoying things going on at airports everywhere. 1) When I travel alone, I never check bags. I pack lightly and strategically so that when I…