I think people are pretty bad at predicting value in advance. I suspect you'd get plenty of bad data. If you don't understand the market you're building your so

I think people are pretty bad at predicting value in advance. I suspect you'd get plenty of bad data. If you don't understand the market you're building your solution for, in any case, I think you have a bigger problem. I'd also feel uncomfortable publishing my idea before building it because of competition. This is why I'd rather go something like the MVP route and only then solicit feedback. But then most of my ideas involve building a community, where first mover advantages can be very important.