Plenty of youngsters are open to following straight shooting old geezers nowadays. I'm astonished by Bernie Sanders' unshakable following, even with Trump fading.
Robinhood would make a mistake to pick a fight with the two rock stars of BRK.
------------ Dancing in and out of index funds would likely be a mistake. No one can time the market, not even Buffett and he'd be the first to say it. I've never sold a cent of any of mine.