Bill Gates buys big chunk of land in Arizona to build ‘smart city’ Prison Planet.com Posted on November 13, 2017 Posted in Aggregated No Comments Tagged with Sci Tech 12News.com | One of Bill Gates’ investment firms has spent $80 million to kickstart the development of a brand-new community in the far West Valley. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email