On Mon, Jan 18, 2010 at 11:03 AM, Dave F. <[email protected]> wrote:
> OK, this could degenerate into a philosophical discussion, Yeah, I should have just kept my mouth shut. > so to keep it slightly on tagging: > > Would you tag a reservoir at the head of a hydro-electric dam as a > reservoir or power? > No, I'd probably tag it as natural=water. Would you describe a gas tank as power or a tank filled with gas? > Depends on the context. In any case, I guess I see what you're getting at. But power is far from the only tag which is used this way. There are lots of tags that aren't material objects: man-made, leisure, tourism, military, landuse, natural, geological... And worse than that, they overlap. If that's what you're complaining about, okay, but power is far from the only culprit. On Mon, Jan 18, 2010 at 11:36 AM, John F. Eldredge <[email protected]>wrote: > The definition that I was taught in school was that matter could be > converted into energy, and energy could be converted into matter. This is > not the same thing as saying that matter is energy. > Maybe not, but "matter is energy" or maybe "matter is made out of energy" is probably more technically accurate. But then, that's probably, as Dave suggested, a philosophical question.
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