IonQ's stock has caught fire in the past few weeks.Quantum computing stocks are starting to become quite popular among investors. One of the top picks in this space is IonQ (IONQ -3.10%), and its stock has had an incredible September. The stock is up around 59% this month, boosted by a few headlines. That's a ton of growth in a short time frame. Is there more ahead? Well, analysts are saying that the quantum computing market is expected to be mainstream a decade from now. IonQ's technology is different from ...