Why are travelers so slow?

Everything seems to be moving at a snail's pace these days. What's going on?

Has this ever happened to you? You're boarding a flight and the guy in front of you is slow. Almost deliberately slow.

He's in no hurry to lift his luggage into the overhead bin. Then unpacks a laptop computer, a book, a headset and reorganizes his bag before sitting down — slowly. Meanwhile, other passengers are lining up behind him impatiently.

That's w…