In the good old days of TV--you produce a sitcom or show of some kind--bring in a studio audience and put up Applause signs and hoped they laughed. A lot of gut instinct stuff here in the creative decision-making. Move in to the 1990's aka Home Improvemen t where you produced a show--performed it for an audience and "tested" how many times they laughed, etc. Make adjustments to the script based on the "test-market" audience response--perhaps tweak it again, then air the version that got the most laughs. Forward to today--create a huge marketplace online with millions of customers--mine their data for all it's worth, interests, purchases, etc. Now, create TV-style content "targeted" to that built in audience. Welcome Big Data influence in a not-so-long-ago "gut instinct" creative business. Thats what the folks are up to at Amazon.com for the Prime Members patrons. Quoting from the Wall Street Journal... " Amazon's ...