After http://news.ycombinator.com/item?id=1713616 http://news.ycombinator.com/item?id=1713616 it seems like these minimum-viable-product passive income streams

After http://news.ycombinator.com/item?id=1713616 http://news.ycombinator.com/item?id=1713616 it seems like these minimum-viable-product passive income streams are becoming more and more popular.