Ex. Alice follows Bob with weight of 0.5, Dave with 0.1 Bob scores content A as 0.8, B as 0.2 Dave scored content A as 0.4, B as 0.9 Alice downloads both lis

Ex. Alice follows Bob with weight of 0.5, Dave with 0.1 Bob scores content A as 0.8, B as 0.2 Dave scored content A as 0.4, B as 0.9 Alice downloads both lists. Alice score content A as avg(0.8 * 0.5, 0.4 * 0.1) = 0.22 Alice scores content B as avg(0.2 * 0.5, 0.9 * 0.1) = 0.095 Content A gets sorted higher than B.