Just got done watching the film and I really liked it. I loved how there were all different types of hikers with different goals. You have the thru-hiker, the section hiker, the ultra-hiker, etc. Its a 2 hour long film, but there was never a dull moment. Billy Goat and Scott Williamson are pretty cool dudes.
Spoiler**
I couldn't stop laughing at the part where Scott is basically hiking through a forest fire and he keeps saying "Man, it is hot!". Then gets to the Mexico/Canadian border, "Well, halfway...."