He is saying 5% have invalid P3P headers. Most of the rest do not have P3P headers at all, see: http://en.wikipedia.org/wiki/P3P#Criticisms http://en.wikipedia.

He is saying 5% have invalid P3P headers. Most of the rest do not have P3P headers at all, see: http://en.wikipedia.org/wiki/P3P#Criticisms http://en.wikipedia.org/wiki/P3P#Criticisms