There's only one way to validate your idea when building a sustainable business: money. No money? No valid idea. Doesn't mean it's a bad idea...it just means i

There's only one way to validate your idea when building a sustainable business: money. No money? No valid idea. Doesn't mean it's a bad idea...it just means it's not valid from a business perspective. But getting feedback from people who aren't paying you anything is hardly "validation."