He failed the abramelon ritual or whatever its called, because he didnt want to finish it, then started his own makeshift cult which accomplished nothing and ended with all its members leaving with hardcore mental disorders.
i guess his saying "do what thou wilt" must sound pretty cool to whoever thinks this guy accomplished anything of value.
Crowley was the original edge lord. He didn't even understand the books and teachings he based thelema on.
I often wonder if crowley is a limited hangout, or if the lower tiered elites are really that retarded.