It was removed because Tim Minchin asked nicely if it could be not put on Youtube until after his tour. Because he asked nicely everyone happily complied. After the tour he gave his blessing for this to go up:
A missing piece of data is how much data was being transferred. I've had plenty of downloads take longer than an hour. It is a great stunt though, gotta give them 10 points for style. They should call their new ISP "Winston's Web".