BBC : Security firms scrutinise Phorm
http://news.bbc.co.uk/1/hi/technology/7359024.stm
"Phorm have hinted that most ISP's will choose an opt-out solution based on a cookie," he said. "We have expressed our concern that's not informed consent and most likely will meet our detection criteria."
hehe, they have the F-Secure on Phorm blog linked as well.