According to the Forbes story:
"It’s a slap in the face to consumers already weary of the company’s practices, as they’re essentially saying they could have another privacy breaching screw-up like the hack, and you wouldn’t have recourse against them in the form of a class action lawsuit. There’s currently a lawsuit filed against Sony for the hacking breach by the Rothken law firm on behalf of the 77 million customers affected, but this does not fall under these new terms of service, and will be going forward."
You can read the entire Forbes story here.
See related story from the ABA Journal: First Lawsuit Filed Over Sony Playstation Data Breach