Sleep deprivation to see 4Density.

[Z...]

you should read Tibetan yoga and secret doctrines by w.y. evanswentz. The epitome of the great symbol which is a text on meditation techinques which require the yogi not to sleep. even the C's say that lack of sleep causes an opening to 4D and up.

You should read this
http://www.cassiopaea.org/cass/tibet.htm

and here are some of Gurdjijeff thoughts on kundalini:

http://knightofthestorms.blogspot.com/search?q=kundalini

and you should get some sleep ;)