Running a rack of 3090s in your garage to avoid provider lock-in/costs is the most Hacker News thing. Out of curiosity, what are you doing for uptime/failover?

Running a rack of 3090s in your garage to avoid provider lock-in/costs is the most Hacker News thing. Out of curiosity, what are you doing for uptime/failover? If you are running production traffic to that garage rack, does your app just degrade gracefully if your home internet drops, or do you have a cloud fallback?