That sounds like AI.Yes, Google backend systems can recover disconnected or deleted Nest camera footage, a capability highlighted by high-profile law enforcement investigations, such as in February 2026, where the FBI retrieved video from a disconnected camera that had no active subscription. I.e. The Nancy Guthrie Case
Again this footage was recovered from the Google servers. Once it was uploaded from the doorbell, it was irrelevant whether the doorbell was still online or not when it comes to recovery.