Apple Unveils Ping and Enters Social-networking War with Facebook and Twitter

During Apple's media event today, CEO Steve Jobs previewed iTunes 10 which will include Ping, a social network for music (Ping press release). I believe this is possibly a game-changing event for Facebook, Twitter, and the Social Web in general.

Music is a big aspect of social sharing. MySpace, Facebook, YouTube, and even Twitter have launched the careers of fledgling artists, have helped promote established artists, and have been important platforms from which fans can interact with each...