Amazon is best known for its sprawling ecommerce empire, but three-quarters of the company's profits actually come from cloud computing.
Do you watch Netflix or use Facebook? If so, then you are indirectly leveraging Amazon's incredible scale and dominance of the cloud.
Recurring, predictable revenue is one reason why elite tech investors love making investments in SaaS companies. See the others in this infographic.
Why many investors think the cloud is a level above other tech opportunities - and one big problem that could shake up the sector.