I think your fear is good ! It forces you to test the business, not the techno. Have you checked the leanstartup and customer dev methods ? The goal is to qu

I think your fear is good ! It forces you to test the business, not the techno. Have you checked the leanstartup and customer dev methods ? The goal is to quick test and fail your assumptions. Because you need true users to continue your project. Fake it before you make it ! ;)