I remember, wayyy back when the Internutter site was still running, one of the roundrobin things we had was an AU setup where mutants, due...

They probably saw the idea and ran with it. Let’s face it, anything put on the internet (a) lasts forever and (b) can be accessed by anyone.

[Speaking of, I’m still looking for a copy of Getting Away From it All [AKA the Sara AU fic where she obtains Rover the Harp through interaction with Faeries. If anyone can get me that fic, I shall give them priority in my Instant Fictions for a year.]