He didn&#x27;t leave Dropbox for Google, Apple, or Amazon. He switched to SpiderOak. Their selling point is that everything is encrypted client-side and they have no access to unencrypted files.<p>I have not yet abandoned DropBox. I am still paying ~$10&#x2F;mo for their services. But I sympathize with the GP. Those questions are exactly the things I want answers to as well.