January 29 - 2:45pm EST   Continental Airlines today joined a previous approach by JetBlue and said it would begin offering Wi-Fi onboard some of its aircraft. As with details revealed shortly after news of the earlier offering, the new LiveTV-backed service will provide travelers with comparatively low-bandwidth Internet features through most of a given flight. Notebooks, smartphones, and other portable devices that support e-mail and instant messaging services through RIM's BlackBerry network or Yahoo's services will be able to communicate with others on the ground. [full story]