That is an interesting list, and I did consult it last year during rookie-draft season.
To see if this method is a significantly better predictor of fantasy success than normal draft rankings, I thought I'd look at the last few years of that list. Unfortunately, their 2011 (the first one they did) table seems to be broken.
Here are the last two:
http://thehockeywriters.com/2013-nhl...100-prospects/
http://thehockeywriters.com/2012-nhl...ased-rankings/
Edit: I found the top-10 of the 2011: http://hockeyspy.blogspot.ca/2011/06...based-top.html
Given that the blog name is the same as your username... Welcome to the Dobber Forums, Christopher Ralph!