[11] The announcement was endorsed by both Chris Martin,[12] lead singer of Coldplay, who closed the event by performing "Viva La Vida" and "Yellow", as well as an unreleased song titled "Wedding Bells", and Lady Gaga who introduced the social network in a recorded video message that was played as part of the practical demo of the service.
[14] However, shortly after Ping was released to the public, users began to report that Facebook's social integration had been removed.
[15] Kara Swisher, technology columnist for the Wall Street Journal, reported that after speaking to Steve Jobs regarding the matter, he had revealed that Facebook and Apple had failed to reach an agreement.
"[25] PC World noted that if Sophos' claims are correct it would be very "surprising ... considering that Apple appears to be filtering profile photos.
Graham Cluley, senior technology consultant at Sophos, said it is "used to ... scams like this being spread far and wide via sites like Facebook, but clearly the lack of filtering on Ping is making it a brand new playground for [scammers] to operate in.
Users also received a personalized "charts" list that features what other people with a similar taste in music are listening to through iTunes.
"[34] Wired gave the service a favorable review, stating that "Ping has significant advantages against other music-oriented social networks.
"[36] MacTech listed several complaints voiced by early adopters (such as Ping's lack of podcast and iOS app integration), but ultimately concluded that the service could eventually become "a pretty useful social network for music junkies.