A new wave of innovation is hitting cyberspace which few of us know about and fewer will probably notice —  though the effect on everyday lives will be profound.  I write of Blockchain. Blockchain “…concatenates (or chains) cryptographically verified transactions into seq

Yesterday, I had lunch with my retirement center gaggle of men, all over 90. (Blog 7/15/15)  As the day was sunny, they were seated near a window.  One had ordered a bowl of soup; the other sat before a cup of coffee; a third had grabbed a boiled egg from the salad counter.  When m