Spool (software company) explained

Spool was a free social bookmarking program and social network that was launched in October 2011 at TechCrunch Disrupt.^[1] The service allowed users to cache a webpage, including any media on the page, for offline consumption on any mobile device. Spool raised over $1 million from angel investors in January 2012.^[2] Facebook, Inc. acquired Spool in July 2012,^[3] in what was rumored to be a very competitive process.^[4]

Notes and References

1. Web site: Spool is Instapaper on Steroids.
2. Web site: Spool Raises Funding to Help You Take the Web Offline.
3. Web site: Facebook Buys Mobile Bookmarking Service Spool.
4. Web site: Why Did Facebook Buy Spool? What Did Twitter Miss.