On this website, you can specify your YouTube channel URL and it makes a button on the profile page that will go to that URL. This text entry has no restrictions other than that it has to be less than 200 characters and that it has to start with
youtube.com/user/, but it allows any characters after the
Are there any browsers that will treat certain characters in the URL specially and escape the URL? The only reason I ask is because as I said I can use any characters, so if I could escape the URL and run my own code with data URIs it could pose a threat.