ive never had my vision go black, it did go orange once tho.i remember smokin a g, then a few other ppl busted out so prolly smoked bout 5-6 grams between 3. remember feelin fucked as i was leaving n the buzz wuz juss creepin on me at that point..walked out and crossed the street n thatz when erythin went orange. i cood see the apartment buildin across the road through the orange haze that wuz all around me...the eraz were ringin n i wuz sweatin like a mafucka...after a few secondz of this i had to sit down i coodnt even stand...lasted bout a minute...scary shit lol. this has happened 2 me 3 timez n itz alwayz when i get this same dro that comes around a few timez a year. fuckz me rite up and all my friendz.