I'd be interested in general opinion and ideas here regarding the implementation of the above mentioned systems to access our data

Mind you access everything with a phone call to a judge claiming your/my IP was/is involved in "terrorist activity."

Especially considering the redefinition of "terrorism" as of late - a visit to a "cyber warfare" or any of the best sites mentioned on the AO main page site could well be definition of terrorist activity these days.

tia