Facebook has zero-forwarding email. Google has the Data Liberation Front -- and they take requests. There's no comparison.
DLF fan that I am, though, I was puzzled by an alleged connection to customer privacy ...
google's letter to privacy commissioners. DLF cited as "[an effort] to protect customers' privacy and promote transparency."
What does data freedom have to do with customer privacy? Sounds like PR-speak. I could think of only one connection, and the DLF confirmed it for me:
Data Liberation gives people a way to revoke their trust in a company if they're not pleased with the way the company is behaving.