You don’t have to be a physics professor to know that objects that don’t let go of the rope are objects that get smashed into trees. I think this dude was going  for a transfer but ended up with a gut buster. The guy below suffered a slightly better fate but getting hung up on the rope is always something to avoid.

Francis Xavier is a seasoned writer for Unofficial Networks, bringing a lifetime of outdoor experience to his work. Having lived in a ski resort town for years he has a deep connection to mountain culture.... More by Francis Xavier