battery powered versions work fine, and tend to be quieter as a bonus
I love my electric 18"er, but most all of the ponderosas I have to fell on my property require my 24" gas Husquavarna. And if you look for electric alternatives you find nothing for actually for sale.
Perhaps one of the effects of a ban on sale will be the development of more practical and accessible, from a price perspective, power sources?
Whenever there's a discussion of using batteries for anything, the three issues that come up are cost, weight, and size. You can take a hit on one or two to get some improvement on the remainder, but...
Batteries for portable equipment must be good on weight and size given the power required, so cost is what goes up.