Kate's Take: Quick thoughts on Pinterest marketing #10 – Breaking down the engineering blog

Think of Pinterest's home feed like a TV channel. Pinterest's job is to keep people watching. Not just for five minutes today — but coming back tomorrow, next week, next month. So they've spent years building a system that figures out the best mix of content to show each person. Here's what they learned and changed: Variety keeps people watching. Repetition drives them away. They actually tested this. When they showed people more of the same type of content (even stuff the person seemed to li...