Advances have fallen, generally, for everything except the biggest potential bestsellers. Given all the changes, both economic and technological, SF hasn't done too badly.
Alan Dean FosterHow much research I have to do depends on the nature of the story. For fantasy, none at all.
Alan Dean FosterGrowing up, I never gave a thought to being a writer. All I ever wanted to be was a traveler and explorer. Science-fiction allowed me to go places that were otherwise inaccessible, which is why I started reading it.
Alan Dean Foster