i always thought of email as a way to get you to get a username, which is just a "gateway drug" into other services the company offers. For example, all of a s

i always thought of email as a way to get you to get a username, which is just a "gateway drug" into other services the company offers. For example, all of a sudden it's easy to find yourself on the Picasa site, and upload pictures doesn't require ANOTHER username/password because you're already logged in (cookie)