Just having the law creates opportunities for blackmail. Even if you've never visited the porn site, the fact that they are legally required to have a list of everyone who visits makes your addition to that list more credible.
Eventually that database will be leaked as a "perverts database" by "ethical hackers" with sympathies toward feminism. The precedent has already been set with the hacking of the Ashley Madison website.
Just having the law creates opportunities for blackmail. Even if you've never visited the porn site, the fact that they are legally required to have a list of everyone who visits makes your addition to that list more credible.
Eventually that database will be leaked as a "perverts database" by "ethical hackers" with sympathies toward feminism. The precedent has already been set with the hacking of the Ashley Madison website.