Originally Posted by Mr. Wooden Alligator
I think the fanfiction mention was meant to indicate novels within the world of ASOIAF written by someone other than Martin. Shared world novels, such as the various dungeons and dragons novels or tie-ins like the Star Wars EU, are frequently referred to as "fanfiction."
Oh, I wasn't advocating something like that. The only person I want writing books set in this world is Martin.