Inside Netflix's popular 'recommendation' algorithm  By John D.
Sutter, CNN  (CNN) --- Netflix recently lifted the hood on its
recommendation algorithm, which helps people who use that video-
streaming service to find movies and shows that they may not
know about but that they would like.  The most interesting stat
the company listed on its corporate blog: 75% of the videos
people watch are found via some kind of recommendation that the
company employs on its apps and website. That means most pieces
of content people end up watching on Netflix are found with the
help of a computer equation that thinks it know what you want to
watch -- or via Facebook, for people outside the United States
(Netflix doesn't connect with Facebook in the U.S. because some
say the Video Privacy Protection Act prohibits video rental
records from being shared. There is some confusion over when and
how that law applies.)  In any event, here's what Netflix has to
say about the popularity of its digital recommendations:  We
have adapted