I have got an idea I believe in, and I keep trying to test it before I sink months into building. But every test I design just tells me people are polite, not that they would actually pay. I can throw something out there, I just cannot seem to set it up so the answer actually means anything.
More people experience this than they realize.
You test ideas, but designing an experiment that truly proves demand is hard.
If this sounds familiar, the Library can help you find the bigger picture.