I just saw this article
Apple has launched a promotion for its no-frills Mac mini computer, allowing customers to return the machine for a full refund after a 30-day ‘test-drive’.
http://hardware.silicon.com/desktops/0,39024645,39151841,00.htm
and thought hey here is my chance to really try a mac and see if I might like it. Then 2 seconds later I found this
Apple has dropped a 30-day trial offer for its Mac Mini after less than 12 hours.
http://news.zdnet.com/2100-3513_22-5845443.html