Earlier this decade, Facebook considered charging developers $250,000 a year for the ability to access data about its users.

The think tank Upturn asks federal judge to reject Facebook's request to dismiss a lawsuit accusing it of violating civil rights laws.

"If consumers were opted out of online advertisements by default (with the choice of opting in), the likely result would include the loss of advertising-funded online content," the FTC says in a staff report

"YouTube's moderation of Prager University's content was faulty on many accounts, but it was not unconstitutional," the digital rights group Electronic Frontier Foundation says in new court papers.

A privacy bill floated Thursday by Senator Ron Wyden would create a national "do not track" regime that gives consumers the right to prevent information about them from being shared or sold by ad-tech companies.