Trade secrets necessarily have to be analyzed under the protections of contract law.
Something can only be a trade secret if the purported owner of that proprietary information protects the confidentiality of that information, including through contractual restrictions. That's why I'm talking about contracts when asking whether trade secret protections apply.
Exactly. Cloud connected devices should still be able to do all the offline and/or local things when its connection to the server is down.
My lights, door lock, air conditioning, and smoke detector all have some online functionality, but they all still work normally locally and offline when my Internet is down, including programmed functions by time of day, etc.