Don't imagine that sunglasses will work. You need things like dramatically asymmetrical bangs in multiple colors.
I think whatever we do, the robots will learn it and get out in front of us, but you can look quite foolish in your feeble effort to outsmart them. The linked article is more of an art-and-fashion project than a real defense against surveillance. Isn't it funny? Finding surveillance funny is perhaps the closest you can get to a defense.