https://news.mit.edu/2018/artificial-intelligence-senses-people-through-walls-0612 https://news.mit.edu/2018/artificial-intelligence-senses-peo... Sometimes lo

https://news.mit.edu/2018/artificial-intelligence-senses-people-through-walls-0612 https://news.mit.edu/2018/artificial-intelligence-senses-peo... Sometimes locking your doors isn't enough. And you need to be careful about your VPN. Make sure it's in an area that doesn't have an agreement with the NSA, and even then you still need to be very careful.