According to an official press Opera have teamed up with Nintendo to offer a custom browser package for the Wii. Allowing gamers to surf the on their TV's inbetween gaming sessions.
http://opera.com/pressreleases/en/2006/05/10/Opera Software, a world leader in Web browser technology, today announced that Nintendo's much anticipated new generation game console, Wii, will use the Opera browser.
Users of the Wii console will browse the Internet using their consoles. Navigating via the innovative new Wii Remote controller, users can visit Web sites in between gaming sessions.
that sounds pretty cool.... if its the open web i hope there is some good virus protection built into the wii!