Pity the poor Groupon (NASDAQ:GRPN) investor. Anyone who got caught up in the hype surrounding the IPO of the daily deals company just a little more than a year ago and held on to his shares is now sitting on a loss of more than 80%. A recent rally in the company’s stock price amidst reports that Groupon’s board would meet to discuss replacing thirtysomething CEO Andrew Mason may have helped psychologically but it only put a tiny dent in the losses that virtually every current shareholder has experienced owning the stock over the last 12 months. That board meeting ...