I have no idea why some people find these killers of birds to be unsightly. Don't people realize that tyhey are trying to save the planet from glowbull cooling, er warming, shoot, Climate change
http://www.wired.com/2015/05/future-wind-turbines-no-blades/
I’m of the belief that these things are definitely capable of generating pressure gradients that play havoc with ones inner ear and sense of balance. Very subtle, but absolutely disruptive to your mental health.