Oh and 29" wheels and the human brain/ time dilation...

and the apparent fact that it is incapable of falling over. maybe it's a wheeble.

A lot of mountain biking is going fast enough to maintain the gyroscopic effect.

You mean like trusty number twelve there in post #944?

Embedded, sharp bicycle parts? Blood? Teeth? Skull fragments?

Close call...

Halfbike looks brutal to me, like a mobile Thighmaster. :eek:

Or the stairclimber from Hell.

I'd bet that that thing will make you sore in places you didn't know you had places.

Looks like it would tip over forwards really easily. No likey.

Sponges are the secret to barefoot pedaling...

I wonder if they can ride up too?

Climbing is right out due to the drop. Years ago guys built a series of these North Shore features called Area 51 at a local place but the DEC tore them down.

Bike fixin fairy...

Great ride this am. A little rain so I'm cold and wet. I'm still running rim brakes so a bit of fade in that department. Wet leaves can be a trick but we hammered today. Time to change into dry colthes.