According to Save Travel effective January 1st, 2008 there are new rules for carrying spare batteries with you, when you're on a US flight. I'm not kidding. The folks who genuinely came up with the idea that liquids need to be wrapped into containers (official language: "All liquids, gels and aerosols must be in three-ounce or smaller containers. Larger containers that are half-full or toothpaste tubes rolled up are not allowed. Each container must be three ounces or smaller.") now come up with just another rule that makes me think "what the f...": - Spare batteries are the batteries you carry...