yes, it's worth learning - no, it's not worth doing. there's something to be said, in my opinion, for having your dominant hand on the keyboard. also, time spent training yourself to mouse on the ...
My right hand’s too broken in to switch back to mousing with my left hand, but no PC gamer ever needs to know the right-handed prejudice I’ve suffered: Behold, the Razer DeathAdder Left Hand Edition.