I've been using Holosync for a few months now. There are umpteen testimonials on their site and in their literature, but knowing which of our co-creatros is also using it would be interesting!
If you haven't heard of Holosync, then here's what their website has to say:
"If you'd like to meditate as deeply (actually more deeply) than a Zen monk, literally at the touch of a button...virtually eliminate stress from your life...naturally and safely stimulate the production of brain chemicals that dramatically slow aging and increase longevity...boost your mental powers to unheard of levels...eliminate most so-called "dysfunctional" feelings and behaviors...and attain a level of happiness and inner peace few people experience—please read on...
In 1985 I became aware of, and began experimenting with, a remarkable audio technology I found mentioned in a research paper published in Scientific American (October 1973) by Dr. Gerald Oster, a research scientist at Mt. Sinai Medical Center in New York. This audio technology, when placed beneath soothing music and listened to with stereo headphones, produces some absolutely mind-blowing experiences (and benefits) for the listener"