A legal excuse to do something which otherwise would be illegal. In discrimination cases, for instance, it may be shown that the apparently innocent motive behind an action may conceal a discriminatory intention.
A tool to extract text from any grayscale image. It can output this text in a number of ways, the simplest being an output image with just the graphical text in it. It can also output an XML file with co-ordinates of every character unit in the image.