Finally got multi-camera person tracking with cross-camera awareness running on my Jetson Orin Nano. Full build writeup inside. Been running this in my homelab for a few months. Here's what's actually in the stack: Hardware: NVIDIA Jetson Orin Nano 8GB, 2x IP cameras, phones on LAN as additional camera sources. What it does: Real-time person detection and tracking across all cameras simultaneously. When someone disappears from one camera's view, the system renders a ghost overlay on the other cameras showing where they should be, based on a self-calibrating homography it learned from watching when both cameras saw the same person.…