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[I can almost smell the beer..] Bottle caps. We use them to keep our drinks in its bottle. They're visually appealing, fun to play with, and above it all: great for crafting. What do you do with all your bottle caps? Post new, creative, and innovating ways to reuse bottle caps here. This challenge is worth 5 points. Rules for this challenge: Entries must be received by Sunday, March 2, 2008 bef…