I think there's should be a difference between customer feedback and user feedback. UI prototype is effective only in finding what users want. To get customer f

I think there's should be a difference between customer feedback and user feedback. UI prototype is effective only in finding what users want. To get customer feedback you probably need a full fledged MVP and ask for money or other kind of commitment. > but what if there were faster, cheaper and effective ways to get customer feedback than a UI prototype for a fresh startup just a few days old? Like what?