Originally Posted by merlinextraligh

you could do a 1x11 setup that would cover a pretty wide range, with not terrible steps.

For example, if someone made a 10 tooth cog, you could run a 46 front chainring, and a 10-36 in the back, cover 120-34 gear inches, and have 2 tooth jumps over the small half of the cassette, and 3 tooth in the low gears.

Shimano has a patent for a 14 cog setup.

With 14 cogs, you really begin to question the need for a double chain ring.