Yeah, I had one for a little while that i did some travelin with. Dumpstered 90% of it. had to ditch the frame cause i was gettin a ride back to Texas and couldnt fit the whole thing in the car.
They are fun! Bunny hops of fixed are weird but great.
A friend of mine in NYC has one that he built a DuraAce up onto a 20" recumbent wheel so its a bmx with skinny tires. Cool stuff.