Does it solve a problem / meet a demand in a significant fashion? If so, ask the right people and ye shall receive. I don't know anything about marketing. For

Does it solve a problem / meet a demand in a significant fashion? If so, ask the right people and ye shall receive. I don't know anything about marketing. For context, the other user alludes that building their dream project is trivial. I take this to mean it should be pursued regardless of how well the marketing outcome would be. If it's paramount that something sell well (because of upfront cost, time, preference, etc) then it's worth scrutinizing whether it can sell. HN seems to like the Mom Test book, summary: https://sandro.volpee.de/the-mom-test-summary-validate-ideas https://sandro.volpee.de/the-mom-test-summary-validate-ideas