Hope and hype could last longer than you think with this popular quantum computing play.Quantum Computing Inc. (QUBT 5.11%) may literally share a name with one of the hottest tech trends, but is it the best way to play this trend? You don't have to look far to see why that's debatable. Check out commentary on this developer of photon-based quantum computing technology, and you'll find plenty of analysts and pundits pointing out the flaws to this stock's bull case.I will go through some of these key flaws, b ...