There's a crucial new partnership for Ping, the social music service that Apple: Twitter users can now link up their accounts.
"Once you've linked the accounts, whenever you post, like, review, or tell your friends why you purchased a song or album on Ping, this activity will also be tweeted to your Twitter followers--complete with playable song previews and links to purchase and download music from iTunes," a post on the Twitter blog explained.
This is big, because Ping was one of those rare Apple product launches that legitimately underwhelmed, largely because thedid not sync up to either Facebook or Twitter. Apple said at launch that Ping users , something that never came to fruition. Apple CEO Steve Jobs hinted that negotiations with Facebook had soured, citing "onerous terms" on behalf of the massive social network. It's not like Facebook and Apple have never partnered before: , and there's a separate version of the universal log-in tool just for the iPhone.
But Twitter's terms are apparently more flexible, and they're even integrating an iTunes song preview into the Twitter.com interface, adding yet another featurethat the company launched several months ago.