I think finding molecular differences of amphetamine is missing the point. There is a lot of knee jerk reactions I see here. This is primarily an image thing for Apple.
Personally, I think this is a bad name for an app of this sorts. Caffeine is good one, amphetamine is borderline.
> Be kind. Don't be snarky. Have curious conversation; don't cross-examine. Please don't fulminate. Please don't sneer, including at the rest of the community.