It probably is. But I don't trust personas funders (and the US gov, btw) to only use this data in this regard.
Well, if it's (at the moment) only for verifying US citizenship for access to Fable then giving them your non-US ID won't do anything for you.
Well, if it's (at the moment) only for verifying US citizenship for access to Fable then giving them your non-US ID won't do anything for you.