Click to Flash isn't really an extension. Your browser sees it, like Flash, as a plug-in that can handle certain content. But instead of actually presenting t

Click to Flash isn't really an extension. Your browser sees it, like Flash, as a plug-in that can handle certain content. But instead of actually presenting that content, it draws a gradient and some text until you click on it (at which point it hands control off to the actual Flash plug-in). Real browser extensions allow you to do a lot more than this.