PC World – Ping is Apple’s music-centric social network that is integrated into iTunes 10. From a privacy standpoint, it’s pretty straightforward–as opposed to Facebook’s multitude of privacy settings–but then again, Ping is also very limited as to what services it offers

PC World – Facebook users will soon have a new way of knocking spammers out of legitimate accounts.

AP – Facebook is rolling out a new security feature that lets users log out of their accounts remotely from another computer.

Mashable – Facebook is apparently testing a new subscription feature that would allow users to receive alerts any time a specific friend takes certain actions on the social network.

Mashable – Late last evening, Apple released iTunes 10 and its new Ping social network to the public.