Sweetwater was running a promotion for Cakewalk Rapture for only $19. It seems that deal has now expired. But it looks like you can still download Rapture directly from Cakewalk for $19.
http://www.store.cakewalk.com/b2cus/ProductInfo.aspx?productid=10-CWRP1.00-20E
For all the new Rapture users please check out all of the great free Rapture downloads and patches below!
Rapture Patches, Banks, Custom LFOs, and More
Rapture Downloads