Personal assistant bots like Siri and Cortana have a serious problem

GUEST: Assistants are all the rage right now. Everyone seems to be working on one. People imagine them becoming the new interface to computers — why bother with apps and searching the web when you can just ask your assistant to do it for you?
Yet, a major challenge stands between the dream assistant and the current reality. It’s called the multi-agent problem, and most companies are reluctant to talk about it. The solution will ultimately determine how much of an impact ass