While True, isn't browserID piggybacking on this? Using your email as the "persona"? An accidental benefit would be any service that implanted this would be aut

While True, isn't browserID piggybacking on this? Using your email as the "persona"? An accidental benefit would be any service that implanted this would be automatically two-factored for users who have a two-factor system enabled. I like the thought of that.