Avoid colour profile horror on the Web
Safari is a fine browser, but I’m put off by its lack of seemingly basic features, like a new tab button. Sure, you can get plugins to solve this, but you shouldn’t have to. However, one thing it does right is colour. Observe:

This image, taken from my GTA IV review demonstrates why colour profiles can cause havoc on the Web and why you should care. As you can see, the Safari image is more saturated and the Firefox one washed out. This is because Safari supports embedded colour profiles, while Firefox does not.