Still works fine; it is a bonus for Charging and putting more bullets on target.
If sing, sang, and sung, sink, sank, and sunk, and drink, drank, and drunk, how is it that it isn't bring, brang, and brung, think, thank and thunk, and ding, dang, and dung?
Don't even get me started about bad, badder and baddest. Run, ran AND run...again? C'mon!