You're right, I think it felt more natural to do it the way I did. If I did it in the above way, then the browser would DL the PNG then the JS would cause the b

You're right, I think it felt more natural to do it the way I did. If I did it in the above way, then the browser would DL the PNG then the JS would cause the browser to go DL the SVG. As a %, the browsers that do support SVGs are far greater than those that don't. So those people are still getting a great experience, but the SVG supporting browsers getting an even better one!