http://download.mozilla.org/?product=firefox-20.0&os=win&lang=en-US http://download.mozilla.org/?product=firefox-20.0&os=win... That file didn't exist in 1995,

http://download.mozilla.org/?product=firefox-20.0&os=win&lang=en-US http://download.mozilla.org/?product=firefox-20.0&os=win... That file didn't exist in 1995, but if it had, distributing it outside the US would also have run afoul of arms control laws. Technology changes, and laws change with it. The laws, almost without exception, lag several years behind the technology.