With desktop camera, your face can be your password

Just noticed this story (via a link from LifeHacker)

With desktop camera, your face can be your password | CNET News.com

The company produces a 3D desktop camera that can be used for authentication. So instead of entering a password, smartcard or fingerprint, your face can log you into a computer (or open a door). Interesting for anyone working in the field of computer vision.