[zwentz]

Just the ones that you rarely have to deal with, but you do have to deal with. Like your insurer's site, your bank's, if you're in college and you have to take tests online, that too.

Bank sites are just terrible in general. Why is my least secure password always on a bank site? Shouldn't they have the highest requirements as far as security goes?

[rdtsc]

Is is possible to spoof the user agent and fool the server into thinking you user Firefox?

Some of those places just hard-code the possible choices of compatible browsers, and that list is 5+ years old. Once in a while I still see sites that advertise their support for Netscape.