I have been trying to understand why I love this show so much.  On the surface it is footage of guys working, and what could be compelling about that?  Right? Well, I think I have it figured out.  First of all, these are great guys, hard working, lots of heart.  And the job they are doing is almost incomprehensibly challenging, dangerous, strenuous.  The most interesting thing of all is how the dynamic of teamwork is so essential to what they do.  The way the guys mesh together to support each other is so intricate, so interesting, and ultimately so uplifting , that I really can not resist...