Science fiction is slowly turning into science fact. At least, that's what it looks like when we have self-driving cars, humanoid robots, and now quantum computers emerging into the limelight. Researchers predict that quantum computing will create $850 billion in economic value by 2040, and investors are scooping up shares of quantum computing stocks like they're going out of style. IonQ (IONQ 7.74%) is up over 300% in the last 12 months as of this writing, making huge gains for shareholders.Is now the time ...