If you work in an office environment, you probably know a few people—maybe a lot of people—with two smartphones. One is a personal phone full of pictures of the family, games, social networking, and sports stuff, and the other is a company-issued smartphone full of e-mail, appointments, contacts, and documents. With two phones, your IT department has full control over your work data and can remotely wipe it, and they never get to see your personal pictures or other information. It's a workable setup, but the downside is all the duplication—you have two phones, two chargers, and almost no free pocket space. The other alternative is BYOD—Bring Your Own Device—in which the IT department takes over and installs a bunch of company software to your personal phone. There is a better way, though, and it's called a "dual-persona smartphone"—a way to have separate work and personal data on a single device. Blackberry was the first to have it baked into the OS in BB10, but ...