I was going to post something much longer, but there's no point now Umbran has masterfully set out my position (in a lot fewer words).Umbran said:Basically - tracking any resource when it isn't going to affect the plot is annoying bookkeeping busywork. When it will impact the plot, it is a source of drama!

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.