MDMA is definitely an upper, both in the sense of being a stimulant, and elevating mood. You're correct that street varieties are now mostly mixed with amphetamines.
…
I'll note that I wasn't referring to abuse in the sense of substance abuse. I meant morally questionable medical and non-medical uses.
It's a slight upper. Compared to it's amphetamine analogs, it's very weak.
I'd agree with you on use, but I'm more liberal when it comes to these things. All medicines can have questionable medical/non-medical uses. Take alcohol for example. The real date rape drug, as opposed to the scapegoat GHB/GBL.
…
I'll note that I wasn't referring to abuse in the sense of substance abuse. I meant morally questionable medical and non-medical uses.