So what questions do you have? Perhaps you should give an introductory post in this thread.
I am going through the link, thanks for sharing. At the same time, you might also search other links on HN. There's been a lot of discussion on meditation here. Here's a thread from just a couple days back.
http://news.ycombinator.com/item?id=1915750I am still going through the youtube's pointed to in various posts from that thread.