Ok it might not be to everyone's taste, but as far as I'm concerned, as long as they're being kept running, and the mods are un-doable, it's never sacrilege it's just fun.
Wack a Ural type sidecar and some big square tyres on it and it'd look great fun
Don't see why you think it's knaff. All he's done is swap the original seat for a sinlge saddle and painted a rather interesting goat design on the tank.