Today only, Woot.com
http://www.woot.com/I have been wanting to get one to dissect the indoor tracking system. $99 is much better the $250 they regularly are priced.
Thought you guys might want to know.
Edit:
Roborealm is offering a deal for there vision software along with this, more then half off at $39!!!
http://www.roborealm.com/woot/rovio.php