We are aware of that possibility and we have "whois" jobs running to tell us that domains have exchanged hands - we are working on other ideas. Also we won't be

We are aware of that possibility and we have "whois" jobs running to tell us that domains have exchanged hands - we are working on other ideas. Also we won't be so generous with the points once the site is off and running. But I still think that if you are not using a domain (and not going to renew) then you might as well let anyone have it - I don't foresee many really great domains coming through here (I might be wrong)... But it does give the kid who doesn't have $10 (or a credit card) the chance to grab a domain for free.