Facebook is very very evil, much more so than Google. SEC/DOJ/whoever needs to step in and stop Zuckerberg.
I've had to submit photos for online financial services/compliance, but not a social network that is tied into all kinds of other data.
And that's what they asked because I wasn't running javascript. It raised my concerns about what they do when I do have javascript enabled on their services. And I work in a company that collects data from its clients -- but nowhere near their scale.
Wonder what their TOS allows them to do with just that data.
If you can't replicate it through a standard browser, try through a VPN or TOR browser.