I wish there was a way for page authors to disable user scripts.
Yes, I realize that users can easily open up a console. I'm not afraid of the users, I'm afraid of roque JavaScript being injected into a page that's reading sensitive data and using it for nefarious purposes.
That would suck! The whole point of user scripts is giving power users convenient control over ANY page in their browser - regardless of what the website owner thinks.
It is impossible for a site to defend a client against threats. That is the browser's job. Just imagine a malicious extension that could override the site's preferences.
Yes, I realize that users can easily open up a console. I'm not afraid of the users, I'm afraid of roque JavaScript being injected into a page that's reading sensitive data and using it for nefarious purposes.