That's exactly what it is. What's scary is that THC and Cannabidiol exist in balance in marijuana. If you grow cannabis to have more of one, it will have less of the other. And that's exactly what breeders have been doing. Marijuana is becoming more potent with each passing year, and more likely to induce psychosis! http://medicalmarijuana.procon.org/view.answers.php?questionID=000336 Marijuana used to have 1% THC content in the 1960's, but now averages at 8.5%. It's tested as high as 30%! It also has lower percentages of Cannabidiol to counteract the THC. We're smoking a different drug today.