[etha]

That's not an argument against keeping that history. It could just as well be presented in court as evidence for me, or be presented as evidence against people I don't like. I'm in favor of the legal system having better evidence that they can use to reach more correct verdicts.

[gujk]

Finding evidence "against people you don't like" is exactly the problem privacy intends to solve.

I never want to meet you, if you see nothing wrong with snooping around my life and sharing all my secrets with everyone.