The Webcam Social Shopper is one example of software that utilizes the webcam in this manner.

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The transition to digital TV gave a boost to digital video cameras and by the 2010s, most video cameras were digital.

With the advent of digital video capture, the distinction between professional video cameras and movie cameras has disappeared as the intermittent mechanism has become the same.

Video features, including faces, shapes, models and colors can be observed and tracked to produce a corresponding form of control.

For example, the position of a single light source can be tracked and used to emulate a mouse pointer, a head-mounted light would enable hands-free computing and would greatly improve computer accessibility.

Unauthorized access of webcams can present significant privacy issues (see "Privacy" section below).

In December 2011, Russia announced that 290,000 Webcams would be installed in 90,000 polling stations to monitor the Russian presidential election, 2012.

For a more complete list see Comparison of webcam software.

Special software can use the video stream from a webcam to assist or enhance a user's control of applications and games.

Webcams have been used for augmented reality experiences online.

One such function has the webcam act as a "magic mirror" to allow an online shopper to view a virtual item on themselves.

A video camera is a camera used for electronic motion picture acquisition (as opposed to a movie camera, which records images on film), initially developed for the television industry but now common in other applications as well.