tl;dr former Slack director of product outlines twelve principles for a/b type experiments with features, products, whatever. (ex Good experiments involve analy

tl;dr former Slack director of product outlines twelve principles for a/b type experiments with features, products, whatever. (ex Good experiments involve analyzing the results as opposed to 'ship/kill?') Each principle has a couple of sentences of elaboration and calls out the opposite style to avoid.