How big is short term attention?
Miller, 1956, found it to be about 7 items, but only when simple. Cowan, 2001, found it to be more normally about 4—it’s all about complexity. It can also efficiently focus on only 1 new idea, or 2 decision points.
id: 0G1F0E1A title: How big is short term attention? date: 2021-01-13 reference: Rock, 2009