Originally Posted by beng1

I paid five dollars for the second-hand conventional, bald, cracked 27" tires on my road-bike and have put over a thousand miles on them in the last year without one flat, so I don't see any advantage to tubless tires. Is it that big of a burden to carry a tiny patch kit with you or have to sit on the side of a road, take in some scenery and work with your hands once in a while ??? I ride through a city that has it's street's glittering with broken glass, I hop curbs, and ride on gravel, no problems. There is someone born every minute willing to buy that better mousetrap which nobody needs, except the person making a nice living selling it to them.