1. A method, comprising: initializing at least one of i) nodes in a first machine learning network and ii) connections between the nodes, to a predetermined strength value, wherein the nodes represent factors determining an output of the network; providing a first set of questions to a plurality of users, the first set of questions relating to at least one of the factors; receiving at least one of choices and guesstimates from the users in response to the first set of questions; and adjusting the predetermined strength value as a function of the at least one of the choices and guesstimates.