The post Could Commercially Useful Quantum Computers Really Be 5-7 Years Away? appeared first on 24/7 Wall St..It’s hard to know what to make of quantum computers. On the one hand, it may very well be like where AI was five or seven years ago. And, if that’s the case, perhaps the quantum plays, many of which have fallen out of favor in recent quarters, might be worth more attention than some of the red-hot semiconductor plays, even as things mov…