Originally Posted by
merlinextraligh
Are Di2 batteries failing often?
If you forget to charge it, Di2 already accomplishes by software, what the 2 separate batteries do with SRAM. As the battery runs down, you lose front shifting first, but you still can shift the rear.
So functionally, you'd be in the same place you would be with SRAM.
Ever find the battery on your 2 year old cell phone doesn't last as long as when new?