As repeatedly noted, a clear-text password is usually much more valuable than as just a credential to a site. And you're very naive if you think this is just an

As repeatedly noted, a clear-text password is usually much more valuable than as just a credential to a site. And you're very naive if you think this is just an issue for open wireless networks. It's not at all uncommon for ISPs to get compromised, and in many countries is actually the norm (whether due to criminal activity or by government mandate).