Blogspam is a term used to indicate that the article in question is just a rehashing of the real article that adds no additional content or insight, the sole purpose of which is to increase pageviews of the blog.
Yeah, I've seen those links before, but I don't see how this article applies, this is not an excerpt with a link to the "real article" it's basically a tutorial.
He is not saying that the content is bad, he is saying that the provided link is bad. This appears to be the real article (i.e., not blogspam): http://www.iheartubuntu.com/2012/11/ppa-for-netflix-desktop-...