Originally Posted by
mechBgon
However, I suppose the common availability of them at local stores, and their multiple uses, have more to do with it.
In that case, it comes down to priorities. If you want high-powered batteries for high-powered lights, you need to invest in them. If you want jack-of-all trade batteries, you'll find them more easily, but won't find strong lights to use them with. I'd rather go with the specialized route, but it depends on the person, I guess.