:lol: Even if the database is hacked you cannot steal the passwords. They are all encrypted. And no, nothing was hacked. This is just as a precaution. You should change all your password every 3 months anyway. :bleh:
Password Encryption can be broken, bruteforce just takes little long.as Renegade said, its advisable to change your password. special warning to folks who use same userid/password combination on other sites as well.