I'll say what everyone is thinking:
This is a ridiculously bad idea -- you don't need tires that robust if you're only going to be on roads! What were they thinking?!
This will be a revolution for trread mill blooper video's! Not only do its victims get treadmill burn but road rash as well with the delightful possibility of the thing rolling back over your ass once you have already been hulimiatingly shot off the ass end.
meh. I liked the other related videos: "gay scientists have isolated the christian gene". That was awesome.
But this thing... I guess it's okay for people who have bad joints and need a lower impact way of running outside. And maybe they won't get raped as much.