Originally Posted by
chaadster
Even if we consider saving around 200gm (FD, clamp, bolts, chainring, cable) for a purpose-built "specific conditions" bike significant or important-- which I don't, especially for tri-- how many people are doing it for that reason? Hell, the OP doesn't even know if he needs the big ring or the small ring...
1x is growing in popularity for tri right now. The weight is a factor, but I think the drive to go 1x is more for the aero benefits. I think that you will see a lot more 1x in tri in the coming years, but not so much for roadies. Who knows...