Box Office Bust: $19.99 at Gamestop!
The pre-release price is currently $19.99 for the PC version! (XBox is $29.99.) That's cheap enough to be a no-brainer. They say it will be available on 3/24. I've ordered it for pickup at my local store, so there's no shipping charge. Wow!
http://www.gamestop.com/Catalog/productDetails.aspx?sku=647565