It’s one of the easiest things to do on a computer — search for an image, right click on it and press copy. Then voila, you have a photo you can do pretty much anything you want with.  But copyright laws prevent much of that activity from taking place. Legally, anyway.

http://www.bizjournals.com/seattle/blog/techflash/2014/09/getty-v-microsoft-lawsuitcould-have-ripples-for.html