:Ah, ok. 

 From this: 

 ""Subsequent episodes have been produced by computer animation providing a similar look to the originals. CorelDRAW is used to create the characters, which are animated using modern computer animation tools: first PowerAnimator and then Maya, which Parker and Stone described as "building a sandcastle with a bulldozer."" 

 To this: 

 ""Subsequent episodes have been produced by computer animation providing a similar look to the originals. Adobe Photoshop is used to create the characters, which are animated using Autodesk Maya, and with added special effects with programs such as Motion from Final Cut Studio, as stated in an interview with the South Park Studios directors from Apple.http://www.apple.com/pro/profiles/southpark/index.html""