Comcast gives its Wi-Fi motion detector a security makeover

Rebranded feature promises household alerts without video, but mind the small print

Xfinity gateways XB7 and newer can now act as motion sensors in your home. | Image: Comcast Comcast is bringing Wi-Fi motion sensing to millions of routers that are already in customers' homes, turning the devices into activity monitors. A new update to the Xfinity Internet app, arriving today, August 18th, enables t