Novocastrians tend to prefer mountain bikes for some reason. I can understand this as mountain bikes are rugged and can cope with various terrains. Plus they convey an image of sportiness and practicality which I think appeals to many. Lately, however, I have seen some interesting hybrid, or makeshift bikes, like this:
the milkcrate trick which I am guilty of myself from time to time.
But I was totally astounded by this:
It has two chains, one from the pedals and one from the motor. I was amazed to see it, and even more amazed later in the day to see it in action on a shared path.