> Sounds like always wearing sunglasses when in public should be a basic measure of getting privacy from the government I've heard about that solution, but I w

> Sounds like always wearing sunglasses when in public should be a basic measure of getting privacy from the government I've heard about that solution, but I wonder if it really works. For example, using just the shape of your sunglasses and the shape of your chin, probably you could be uniquely tracked if not identified. To identify you, other physical features may work (nose, chin, gait, etc.).