Sublime

it often becomes impossible to figure out how an individual input is affecting the predicted outcome.

people have a general tendency to stick with their current situation.

“Taguchi Method,”

A statistical procedure cannot estimate the causal impact of rare events

Extremists are often following one another.

companies have a strong incentive to exploit behavioral biases, including availability, unrealistic optimism, and anchoring.

In some contexts, collective predictions are more accurate than the best estimate that any member of the group could achieve.