+1 (TM now I guess) You could have four word phrases that are maybe only ~12 characters, which if there are only alphabetical characters in the password, are s

+1 (TM now I guess) You could have four word phrases that are maybe only ~12 characters, which if there are only alphabetical characters in the password, are still very much crackable via GPU brute force (http://mytechencounters.wordpress.com/2011/04/03/gpu-password-cracking-crack-a-windows-password-using-a-graphic-card/ http://mytechencounters.wordpress.com/2011/04/03/gpu-passwor...)