I agree that user base IS a barrier for entry but hardly unique to any business, startups. Almost, and not ALL, business plan that I've seen cite "ability to ac

I agree that user base IS a barrier for entry but hardly unique to any business, startups. Almost, and not ALL, business plan that I've seen cite "ability to achieve massive user base" and "first player in the market" as barriers, I choke almost every single time reading that.