My browsers, Chrome 19.0.1084.56 and Firefox 13.0.1, on Linux, both render it as a bunch of garbage characters. This does not appear to be valid HTML to them.

My browsers, Chrome 19.0.1084.56 and Firefox 13.0.1, on Linux, both render it as a bunch of garbage characters. This does not appear to be valid HTML to them. However I can download the file, rename it to .jpg, and view the image just fine.