Yes, maybe there is a mismatch about what we think validation means. I think it means looking for indicators that you are not the only one liking your idea. Whe

Yes, maybe there is a mismatch about what we think validation means. I think it means looking for indicators that you are not the only one liking your idea. When you offer a product, one indicator (the most obvious actually) would be, if people buy it. For an email list, the most obvious indicator if other people like your idea is, if they are willing to give you their email address. From all the visitors to my site, 25 percent thought the idea was good enough to enter their email address. And everybody who runs a newsletter can tell you how hard it is to get people to enter their email. To me this is validation. Validation that people find value in the idea...