Feels good that I already follow him and do my best to upvote his stuff and contribute in comments. I knew he was a credit to the block chain but had no idea he is doing this.

I could probably go mining the answer for myself but how does he decide upon "quality content?" Is it kinda like networking and browsing and searching and adding the names of people he stumbles across to a list or something more mathematic?

Glad you posted this or else I would have never known.