Is that different from how companies are reliant on cloud computing?

Yes. No law prevents you from provisioning and using your own hardware.

There absolutely are laws restricting what hardware you are allowed to use. e.g. https://www.fcc.gov/faqs-recent-updates-fcc-covered-list-reg...

	▲	largbae 21 minutes ago \| parent [-]
		This argument would make more sense if the cloud providers used these devices but you were not allowed to.