Bill Gates buys big chunk of land in Arizona to build 'smart city' #1 Post by deyturkerjerbs » Sun, Nov 12, 2017, 4:55 AM UTC Bill Gates buys big chunk of land in Arizona to build 'smart city'kgw.com
Re: Bill Gates buys big chunk of land in Arizona to build 'smart city' #2 Post by steanne » Sun, Nov 12, 2017, 5:04 AM UTC https://news.ycombinator.com/item?id=15679500