I find things like this very tempting. I've tinkered for years with caffeine intake. (I love the effect on my brain, but the half life is looong for me). Howeve

I find things like this very tempting. I've tinkered for years with caffeine intake. (I love the effect on my brain, but the half life is looong for me). However, after a while you start to notice the pattern that you'd rather tinker with caffeine than face your real problems.