Starlink constellations will lead to a world where there is absolutely nowhere you can go where you cant see man-made junk. No truly pristine wilderness anywhere without being able to see formations of glowing dots helping "off-grid" idiots stream Netflix. It's spiritually harmful if nothing else.
Also who said pollution has to be harmful? Light pollution is a thing, and this is the same class of problem.
Why dont they dip the satellites in vantablack to make them truly invisible?