vslantiprocrast

My point is the author's is also a headcanon. What they do have the right to - which fans don't - is to write fiction which can legally generate revenue referencing their previous works. And within those pieces of fiction they will generally refer to their headcanon, but it's no more special than the fans'

edit: using an alt bc I use antiprocrast on may username and wanted to answer. hey, it's a saturday!