Originally Posted by Burton

At the last Shimano tech seminar here in Montreal there was a cable "test drive" setup where five of the top brands of shifter cabling were extensively wound around a tube (cables inside housing) and the cable ends had pulls on them so that you could do comparison pulls with your fingers to evaluate friction or lack of it. Jagwire Teflon coated cables inside L3 lined housings finished first, immediately followed by Shimano's high end cables (made by Jagwire) and everything else wasn't even close. Segmented cabling wasn't in the mix.