Regarding “peak experiences”:
May I suggest that, if you feel pretty comfortable with tryptamines already, you experiment with 1) smoked tryptamines and/or 2) using the harmala alkaloids.
I also encourage you to read 1) The Entheogen Review 2) The Journal of Psychoactive Drugs 3) advanced drug discussion subforum of bluelight.ru
http://lesswrong.com/lw/11/is_it_rational_to_take_psilocybin/
http://lesswrong.com/lw/45u/a_rationalists_guide_to_psychoactive_drugs/
Regarding “peak experiences”: May I suggest that, if you feel pretty comfortable with tryptamines already, you experiment with 1) smoked tryptamines and/or 2) using the harmala alkaloids.
I also encourage you to read 1) The Entheogen Review 2) The Journal of Psychoactive Drugs 3) advanced drug discussion subforum of bluelight.ru