Developers preview BlackBerry 10 by CNN published on 2013-01-29T22:18:59Z At one point it was the smartest phone on the market. In fact, BlackBerry was the first and only smart phone when it debuted in 2003. It was the cellphone that broke away from the traditional number keypad to include a keyboard. The mobile device allowed users to send and receive email, text messages, and browse a broken down version of the web. Ten years later, cellphone pioneer of the smartphone is in trouble. CNN’s Jonathan Binder breaks down what’s riding on tomorrow’s big BlackBerry reveal.