Originally Posted by
phughes
From one who had the indexing fail on a Shimano bar end shifter, the biggest advantage to me is the fact it is able to be switched to friction mode. I was able to ride on, and shift with no issues. A twist shifter doesn't work on drops either, so you are limited.
I like that feature also but it only works up to 9 speed. The ten and eleven speed shifters don't have that function anymore.