Some of your sites are storing your password in plain text, see http://plaintextoffenders.com/ http://plaintextoffenders.com/ for a few. Once a single one of t

Some of your sites are storing your password in plain text, see http://plaintextoffenders.com/ http://plaintextoffenders.com/ for a few. Once a single one of those is hacked your method is exposed and it goes from improbable to practical.