It's been a wild ride for shares of Micron Technology (MU 1.23%) lately -- its shares doubled over the last year alone. Clearly the company's turnaround efforts have taken root, and the market's handsomely rewarded those brave enough to buy into this recovery story. And while that's all well and good, what about the investor looking at Micron's shares today? Is there more upside to be had, or have we seen the end of Micron's rebound? In this edition of our Ask a Fool series, Fool contributor Andrew Tonner gives his take on the current state of affairs at Micron and if it's still worth a look today.