Bitcoin gets all the attention, but maybe the block-chain technology is the way to tap into tech game changers. This 3 minute video will help you start getting your head around how companies are working to end cyber-security threats. I have trouble wrapping my mind around it! Lucky there are a ton of millennials out there to take us into this new era. If you have trouble understanding it, call one of your kids or grand-kids.
https://interestingengineering.com/these-20-companies-are-placing-big-bets-on-blockchain-technology