's social networking site announced Friday that it's launching Take Down Stay Down, a program designed to filter videos uploaded by users for copyrighted materials.

FORBES: MySpace Cracks Down On Copyright

In particular, a company that made no effort to filter defamatory content submitted by its users was held to be an immune distributor, but another company that actively filtered and edited defamatory content in good faith was held liable as a publisher for failing to screen and remove all such unlawful content.

FORBES: What Is The CDA And How Can It Help You And Your Company Avoid Liability?

Vacant rooms are released on the day, a day in advance or up to a week before travel to the app, which allows users to filter hotels by city, cost and quality.

ECONOMIST: Hotel-booking apps