"…I think people will perform better when understanding the theoretical constructs in which they operate, so they can appreciate self-imposed arbitrary limits that may not have realized." Not to mention the philosophical underpinnings of those theoretical constructs.
"A laptop scans the room using the open source Roomware software. It connects to random visitors and searches the Last.fm database for similarity. It then shows the similarity on a big screen by showing the profiles. A percentage and five artists both have in common."