Software downloaded from the
internet, or transfered via CD/Floppy disk, that is one or more of the following.
a.) Works for a limited time, then requires payment
b.) Works for a limited time, then becomes Nagware
c.) Works
forever, but has limited features from the full-blown version
d.) Works
forever, but requests nicely that if you really do like it, it would be Politically Correct for you to purchase it