Very well written ! I just made reference to the noosphere and posthumans becoming the limbic system for the global brain / ai superintelligence in my introduceyourself post. Very much where I believe things are headed, and I think much sooner than most people really consider. I don't think it will be more than 15 years til a large number of us are connected via brain implants.
RE: Hive Mind Theory 2.0 -- life as one organism (crazy philosophy)