Are they solving a question no one asked, or a question that already has an answer? If there is already a clear answer, then it's probably a waste of time. Your

Are they solving a question no one asked, or a question that already has an answer? If there is already a clear answer, then it's probably a waste of time. Your answer needs to be better, and that is rare. When your answer is better, then its a paradigm shift to some. To others the answer is no better, and then it's just the infinite reinvention. It's even rarer to answer a question that no one has yet asked. Then you are a revolutionary.