For me this one's simple. Are people aware of it and buying it - then it's ready. If they're aware of it but not buying it - it's not ready. If they're not aware of it - you'll never know.
For me this one's simple. Are people aware of it and buying it - then it's ready. If they're aware of it but not buying it - it's not ready. If they're not aware of it - you'll never know.