> I would say if your interview process can be aced by somebody hitting the books for a month, you're not testing for hard enough things. I'd say if someone ca

> I would say if your interview process can be aced by somebody hitting the books for a month, you're not testing for hard enough things. I'd say if someone can independently learn the things you think are important enough to interview around in a month then they're the sort of person you should be hiring, unless you don't expect new problems to ever emerge you'll need people who can develop their knowledge anyway.