I believe it was here http://twitter.com/WarrenEBuffett 04:08 PM 05/24/10 reply | re-tweet SeriousTraders: Top OTCBB Gainers $ECOB (Msgs, Twts) $VASO (Msgs, Twts) $CBIS (Msgs, Twts) $QMCI (Msgs, Twts) $GLER (Msgs, Twts) #stocks