What I really don't get is why do people even put their data into these types of cloud services which have no proven track record? What value proposition were

What I really don't get is why do people even put their data into these types of cloud services which have no proven track record? What value proposition were they providing that is so great that you were willing to risk your critical data by putting it into their service when they have done nothing to prove that they are worthy of your trust? what kind of thought process leads to this kind of decisions? someone, enlighten me. I really want to understand.