Should be banned. These companies are destroying a piece of the environment that belongs to all of us - the night sky.
Banning Starlink is inadequate and won't change anything. China is building its own larger version with 25,000+ satellites. Russia is building its own network. The EU is building its own network.
Along that line people should look into BUG ratings [1] for outdoor lighting, especially city operated lights. [1]
[1] - https://www.landscapeforms.com/ideas/bug-rating-system-101