Cool, hopefully there will be more progress on 3DS hacking, not only clones poping up. 30$ would be funny cheap =))) Well i hope all this helps with progress on 3DS subject.
Return it, it's good karma :) maybe some really nice chick lost it :PP who ever it is will be greatfull for it, and you will get yourself a couple beers and you will feel really good once you sense you did a good deed for someone :)