Maybe wait a few more years?
German company Schaeffler has just revealed an entirely new drive system for electric bicycles that eschews traditional bike chains and belts for an entirely electrical-driven system. The new system is known as the Schaeffler Free Drive and marks the entry of one of the most divergent electric bicycle drivetrains we've seen in years....
https://electrek.co/2021/08/31/radic...GVMr186s4ij5Vs