I think he's referring to the opening line: "PRISM is a clandestine mass electronic surveillance data mining program"
Electrospaces describes it as follows: "It shows that PRISM is not about bulk or mass surveillance, but for collecting communications of specifically identified targets." [1]
Electrospaces describes it as follows: "It shows that PRISM is not about bulk or mass surveillance, but for collecting communications of specifically identified targets." [1]
[1] http://electrospaces.blogspot.fr/2014/04/what-is-known-about...