Counter arguments: Walmart, Google and Amazon.
Shipping, motor vehicles, home electronics, bank and finance (UFJ holdings), nuclear power, cameras and optics (Nikon), industrial chemistry, beer brewing (Kirin) and real estate.
Google Cloud is about ensuring that those two have competition and can't somehow pull an EEE. Extreme scenario: vast majority of world's online businesses are hosted on AWS and Amazon for whatever reason creates their own AWS ad service and forbids or undercuts Google AdWords for everything hosted on AWS.
This is the first time I've seen it shortened to an acronym.