First up, Ashkan Soltani, an independent security researcher who studies privacy issues, talks about the balance between privacy and safety when it comes to mobile device encryption. Plus, you've heard it before: "We have an app, you know, so stop using our website." That's the message companies are trying to drum into users. Mobile is convenient, it's personalized. But there's more to it than that. Apps let companies mine far more of your personal data than websites.