The resignation of its auditor sent Supermicro shares plummeting.The saga around Super Micro Computer (SMCI -0.08%) continued with the stock plunging on news that its auditor has resigned. The stock has bounced around like a ping-pong ball this year, with a number of extreme moves to both the upside and downside. Now the stock is down 9% year to date.Let's take a closer look at some of recent drama around the stock and see if we can determine whether the stock is a buy or if it best to just stay away.Questi ...