For disruptors, revenue growth originates in one place, and one place only: customer acquisition. If such acquisition requires an asset, then the disruptor might want to build, acquire, or borrow that asset from others. But disruptors don’t regard the asset as the end game. Regardless of the means to get those resources, startups milk resources to get customers, instead of milking the customers. Their mindset isn’t resource-centric but truly customer-centric. Just look at the metrics that startups commonly use: customer lifetime value, average revenue per user, and revenue per active customer.