Mark Zuckerberg and Facebook have provided answers to questions posed at the hearings Zuckerberg faced earlier in the year.

Mark Zuckerberg has made good on his promise to “get back to” lawmakers with answers to questions from the 10-hour hearings of April

A few particular revelations confirmed popular speculation and will warrant further investigation and discussion, such as:

• Facebook does collect data on non-users, though it does not create profiles for them
• Facebook is “generally open” to supporting legislation that would require the company to notify users of data breaches within 72 hours