Still 💯 after all these years: “The important thing is to learn what the customer wants. Anything that doesn’t give value to the customer is waste. Don’t bother with surveys. Get empirical data. Do experiments — lots of experiments” https://buffer-media-uploads.s3.amazonaws.com/5bf4ab093eb82b2e5634c9c3/7ad5140cb86d587e61cb2e219f83b00100ab636f_b0c8a5c1b160a352083107a455f326e339cd339d_twitter