Warren Buffett's favorite stock-market indicator hits record high, signaling a crash could be coming https://t.co/oeJDeHDgZM $SPY $QQQ $DJIA $DIA #stockmarket #investing #finance #stocks #gold #silver $SLV $TWTR $GLD $AAPL $TSLA $AMZN $NFLX $INTC $AMD #economy