If its targeted just at you, its a different class of attack. Of course, no technology can protect against all classes of attack. I'm just saying that there ar

If its targeted just at you, its a different class of attack. Of course, no technology can protect against all classes of attack. I'm just saying that there are situations where JS crypto might be useful, such as increasing the difficulty of conducting mass surveillance in secret. Secret mass surveillance being, of course, a big topic recently. What people need is not security that defends perfectly against every threat in theory, but no one uses in practice.