The radar system with open air is that it's completely unaffected by light, or any type of ambient light. Any system that can be hacked or abused will be hacked and abused. The most you coul do is say, well, maybe we can tract this person from their office to leaving the office because there the only person who has the key to the office. I think outside is actually a rather good area for cameras, m better lighting conditions.
Check out Density: https://density.io
FOLLOW Andrew: https://twitter.com/andrewfarah
FOLLOW Jason: https://linktr.ee/calacanis