Yes, the sum total of the terms of service basically state that what you are buying a Software as a service that they can revoke at any time and the service is not guaranteed to provide any service whatsoever.
HUBITAT DOES NOT REPRESENT OR WARRANT THAT THE SYSTEM WILL PROVIDE THE SPECIFIED SERVICE
It seems like there are numerous instances where something that seems so intuitive like “Hubitat safety monitor” being used as an alarm system, and Hubitat comes out and basically says that was not the intent of the system and they do not recommend it be used in that manner.