Little known fact - Erik Zabel was the first (of many) road sprinters to run a custom-made 1/8" rear mech to facilitate the use of a 1/8" chain, after a disastrous series of 3/32" chain-snapping incidents in the mid 90s. All the usual suspects followed suit: Petacchi, Freire, Boonen, Cavendish, etc.
This place needs deeper rep tanks.