I suspect the intended implication was more like “I know what the effects of marijuana on humans are, and they don’t include making people worse at MMORPGs, so just because I smoke marijuana doesn’t mean you can conclude I must be bad at this game”.
I suspect the intended implication was more like “I know what the effects of marijuana on humans are, and they don’t include making people worse at MMORPGs, so just because I smoke marijuana doesn’t mean you can conclude I must be bad at this game”.