If You Get A Playstation 3 Primarily As A Blu-ray Player, What Else Can You Do With It? Not Interested In Game?

What else can you do with a Playstation 3 if you’re not interested in games?
Relative is looking at getting something to play Blu-Ray movies. WiFi is available. Computer with XP Pro is on network (not media center).
How usable is it as a media portal or web surfing using built in WiFi?

Tagged as: Bluray, Else, game, Interested, Player, playstation, Primarily, What, with