A Software Dandy is someone who has all the latest games and cool software just to show-off. They have a huge number of non-pirated games and "killer apps" and they will never let anyone borrow from them.
A) "Wow! has that guy got a load of software I want, or WHAT ? I bet he's some kind of games wizard !"
b) "Jeez, he's just a Software Dandy - and he knows jack about any of them games"