I've listened to most of the projects mentioned here and have been listening to Psytrance since 2005 but nowadays I mostly listen to 90s and early 2000s Trance and I must say that I find it better in general than the Psytrance stuff. I'd like to mention some of the legendary tracks here:

Quiteman - The Sleeper (Man With No Name Remix) https://www.youtube.com/watch?v=WjOcSatGkmo

Li Kwan - Point Zero https://www.youtube.com/watch?v=JWIXkF_7JII

Electronic Arts - Need for Speed 2 https://www.youtube.com/watch?v=-8CEJTPECxc

Blue Planet Corporation - Crystal https://www.youtube.com/watch?v=tYtw6j1AHUw

Odyssey Of Noise - Firedance (The Sunrise) https://www.youtube.com/watch?v=wKPMZm2O8No

X-Cabs - Neuro https://www.youtube.com/watch?v=Zy-tKoIE9C0