The D3100 camera also uses Face Detection technology to lock focus on up to 35 human faces, a feat not even accomplished with consumer camcorders.

ENGADGET: Nikon D3100 gets real, adds 1080p movie mode with continuous autofocus

The TL34HD's Face Detection technology makes taking pictures of family and friends a snap, as it detects up to nine faces and automatically adjusts focus and exposure to ensure better composition and image quality.

ENGADGET: Samsung gets official with 14.7MP TL34HD point-and-shoot

Designed to help capture better portraits and group shots of family and friends, Face Detection technology detects up to nine faces and automatically adjusts focus and exposure to ensure better composition and image quality.

ENGADGET: Samsung expands SL camera lineup: SL820, SL620, SL202 and SL30

Or, if you want to get funky, you could always wear bizzaro hats and makeup that prevent face-detection technology from working.

CNN: Why faces matter to Facebook

Facebook already employs face-detection technology to help (some might say prod) users to identify themselves and their friends in the photos they upload to the site.

CNN: Why faces matter to Facebook

But Mike Isaac, a blogger at All Things D, says it's likely that Facebook wants to use the company's mobile experience to improve the face-detection technology on its smartphone and tablet apps.

CNN: Why faces matter to Facebook