Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

In the early days of personal computing—think UNIX early—text was often white or green ... black text on white. Part of this has to do with light levels: with a bright display (white ...

this technique has the effect of creating a green channel that records only the background, with the foreground appearing black, and red and blue channels that record only the foreground ...