Originally Posted by hit by a bus
Already posted in Advocacy, but posted here as this is potentially a folding issue for some ... both personally, and as relates to extra care is folding the machine
http://worldnakedbikeride.org/
Heh Heh! Much cheaper than a load of Titanium, strip off, less weight, less drag, less chance of taking your bike into a bus, train etc.
More chance of catching your wotsits though! Ouch!