Originally Posted by
tomato coupe
The point is, the 35/11 isn't the only duplicate gear in your setup. There are several duplicate gears, which is why you effectively have only 15 or 16 different gear ratios. The only way to get (close to) 24 useful gear ratios from a 2x12 setup would be with some form of half-step gearing.
No, there are not several “duplicate” gears…we covered that already. There are closely spaced ratios in two ranges which is exactly why it’s better for riders seeking to optimize their output than 1x systems.