The article says: >If you currently have a private profile but you do not wish to make your profile public, you can delete your profile. Or, you can simply do

The article says: >If you currently have a private profile but you do not wish to make your profile public, you can delete your profile. Or, you can simply do nothing. All private profiles will be deleted after July 31, 2011. I'd assume this means you can make Gmail accounts not linked to your identity so long as you don't make a Google Profile.