The process of boarding a plane was 50 percent slower in 1998 than in 1970. Can we fix this process? (Hello, Steffen Method vs. WILMA)

[youtube http://www.youtube.com/watch?v=GjTbj5hl2vw&w=600&h=315]

There is a surprising amount of research out there on the effectiveness of different plane-boarding processes -- and, honestly, a surprising amount of videos on YouTube of literally nothing more than people waiting to board a plane. I suppose it all makes sense, though: flying is a crucial …