Users of Apple 's Ping social network can now send messages from within the app to Twitter . In order to use Ping , you must first create an iTunes account , which requires a credit card . Messages from Ping can create a small widget on Twitter containing song previews . This feature could open up Ping to corporate workers who do n't have access to Ping .
Users of Apple 's Ping social network can now send messages from within the app to Twitter . Messages from Ping can create a small widget on Twitter containing song previews . This feature could open up Ping to corporate workers who do n't have access to Ping .