Fool me twice? It appears GameStop meme investors got suckered — again. X This video file cannot be played.(Error Code: 102630) Investors who jumped into the latest online frenzy over shares of the struggling video game retailer lost $13.1 billion in just three days from the mania's high, says an Investor's Business Daily analysis of data from S&P Global Market Intelligence and MarketSurge. That loss from the May 14 high now far exceeds GameStop's (GME) total value of $6.8 billion. It's been a c...