He's accusing you of being a bot that posts things based on what other people say, rather than a person with valid opinions. It's a procedural generation technique that uses existing content to create new content based on the order and frequency words/phrases appeared in the original.

Here's an example: http://www.schmipsum.com/

> The nerdy part of me is curious

Me too. I googled Markov Chaining and got a faceful of banjo music. I think I grasp the concept, but how it relates to what I said above (and my previous comments) eludes me.

Unless it's a suggestion that it's some form of "drunkard's walk," cleverly alluding to enjoying a beer while posting. If so, I must protest this reasonably accurate canard!