Adding a lens flare can make or break a certain image. The best kind of lens flare is the natural one taken through the actual lens of a camera, but if we do it the right way, we can recreate it using Photoshop just as good.
TinEye is a great reverse image search online service, that can tell you where an image came from, find different sizes of the image and you can find out if someone is using your image without your permission.
Explorer in Windows 8 is quite updated and it is as much as possible adapted to the user. They have also added the option to quickly access the Command Prompt terminal window.