[trustfundbaby]

It also has an engineering analogy in Apache Passenger Global queuing. And this article explains why it works the way it does http://blog.phusion.nl/2008/10/29/phusion-passenger-now-with...

As an aside: The Fry's Electronics store in my city does this and the line does move at a pretty brisk pace, but I had always thought it a rather odd setup till I read this and made the connection to global queuing in Passenger. fascinating.

[tlrobinson]

The Fry's system also gives them a 1/4 mile (ok maybe that's an exaggeration) of opportunity to sell you impulse purchases.