Not every user understands the connection between "website does
work" -> "firewall configuration"
True, which means that we have to use words that they *do* understand.
For extra coolness, a per-user firewall and some way of popping up a
query dialog when they violate a firewall rule. "We detected you're
trying to access *mozilla.com, which is currently blocked due to your
privacy choices. Would you like to enable access to *mozilla.com at
Not that I expect such a tool to be practical, if even possible... ;-)