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I'm not necessarily opposed to having some sort of tax based on usage (based on odometer readings I suppose, which would require all states to adopt annual inspections) but I think the tax on gasoline is a necessity as well. I guess I'm the opposite of the person you were responding to.
Of course, LED's often win out in real-world comparisons, because all the lumens are more efficiently directed where they need to go. Still, to get that much brightness, it's going to cost quite a lot of money.
Of course, it's going to be a crappy costume unless I can figure out a way to make a nice shell to cover it all. So far my attempts at using fiberglass have been....mixed.
If it actually ends up teaching the material better, then great. I just worry it's a gimmick, and I doubt I would do as well reading on an iPad as sitting with my classmates in the library poring over the textbooks.