I do. I think there's another dimension of temporal tolerance to consider. There have been times in my life where I consumed a lot of caffeine, and it brought

I do. I think there's another dimension of temporal tolerance to consider. There have been times in my life where I consumed a lot of caffeine, and it brought on the paradoxical sleepy effect. And other times where I tried to eliminate caffeine, and a fallen-off-the-wagon strong dose gets me jittery, but acclimation happens in 24-48 hours.