Plain old concentration meditation with the feeling of breath in the tip of my nose as my object. (this guy calls it "shrinking" : https://fleen.org/fluffy_cloud/shrink/ )
As for the experience. Well, first it gets you high. Then it gets really easy. Then you encounter weird stuff and more weird stuff, vast and deep. And that's as far as I'll go with that line of conversation.
As for the experience. Well, first it gets you high. Then it gets really easy. Then you encounter weird stuff and more weird stuff, vast and deep. And that's as far as I'll go with that line of conversation.