I expected anyone to tacitly understand that you of course are building something in the first place that you believe has a market, and have _some_ evidence for

I expected anyone to tacitly understand that you of course are building something in the first place that you believe has a market, and have _some_ evidence for that. But given that, I stand by the above. You are better off having a product you can iterate on based on real world feedback, rather than a theoretical construct that hasn't been tested.