And the next big thing in startups is going to be filtering out algorithmically generated content.
Thus leading to a coevolutionary arms race where generators and filters are getting better and better until mere humans are outclassed. Automated comment bots and semantic maps of key demographic groups become dominant, generations of marketing lore gets coded into verbiage generators leading to an end state where the entire universe of online discourse is generated by Robert Scoble pushing a button, repeatedly.
I initially put it down to posts being authored by people for whom English is a second language, but they're US-based blogs. This initially dodgy-sounding idea starts to seem plausible.
I think the real discussion is moving to Twitter-like mediums (short and quick - who has time for blogging). Looking at Techmeme, it looks like a lot of the discussion isn't really - just rehashing (no time for analysis)