Everybody knows that part of their facebook is viewable to the world
No, that was a CHANGE in Facebook's policies after at least 200 million people had signed up. Some of those things can no longer be changed to be private.
Someone else can check the ToS and privacy notice, but if I remember correctly sex and religion went to world-viewable by default if they are specified on the profile at all.
After edit: "The Ugly: Information That You Used to Control Is Now Treated as 'Publicly Available,' and You Can't Opt Out of The 'Sharing' of Your Information with Facebook Apps"
>Someone else can check the ToS and privacy notice, but if I remember correctly sex and religion went to world-viewable by default if they are specified on the profile at all.
I know some of the defaults changed, but that's not what I asked.
No, that was a CHANGE in Facebook's policies after at least 200 million people had signed up. Some of those things can no longer be changed to be private.