There could be multiple winners in the quantum computing arms race. Artificial intelligence (AI) investing is still the primary driver in today's market, although quantum computing investing could become mainstream by as early as 2030. However, investors don't need to invest in one or the other; some of the quantum computing pure plays are dabbling in both spaces. This could open up a huge investment opportunity over the next few years and deliver shareholders market-crushing returns.The standard they'll be ...