>Mike's right about that. The headaches are caffeine withdrawal.
>
>That's an awful lot of caffeine. Can you get to sleep at night? I'd be up for a week with that much. <g> (Well, probably not really, but I'd be tossing and turning all night.)
>

I get a perfect 2 hours of sleep every night :)

Actually, I don't touch caffeine beyond about 3 PM and I'm fine.

I could probably drink a cup of coffee in the evening without it affecting my sleep. But if I take more than a few sips of Coke, I'll have trouble falling asleep.