> They can be turned over to reveal more, folded for a summary and expanded for more details, stacked to save space, sorted, grouped, and spread out to survey m

> They can be turned over to reveal more, folded for a summary and expanded for more details, stacked to save space, sorted, grouped, and spread out to survey more than one. > Content consumption on Facebook, Twitter, Pinterest, Instagram, Line, you name it, is all built on the card design metaphor. I think this makes sense as a design metaphor. Just as "skeuomorphism" was able to help people develop familiarity with iOS by relating it to the real world, "cards" helps us think about how we organize information for faster consumption.