The portability is an issue.. yes. But i would prefer to use it if
available. How often do you like to check the "assets" for changes? I
think its hard to find a good value of time between the checks. If you
check to often its add to much load to the hard disk (though it should
get cached by the os but older systems like windows 98 doesnt do this
well and anyway it doesnt sounds like a good solution) but if you check