The good news is that Getty Images is to allow free-of-charge use of many images. The bad news is that you have to use official embed code, inserting an iframe whose contents they maintain control over. The EFF's Parker Higgins points out that, just as with YouTube, Facebook, Google, and other third-party embedded services, the image is watching you, too:
Here's the EFF's instructions for taking control of your browser. While Boing Boing is ad-supported, we also have an online shop where you may buy things. Apparently we have a special running on letter openers in the shape of a pickle.