There's a difference between discussing legitimate issues versus going on a tirade rants full of misinformation to prove your point. That's what these channels do.
For example one of their videos says that Starship isn't possible because of space radiation. Which is a much discredited idea and has been for years.
For example one of their videos says that Starship isn't possible because of space radiation. Which is a much discredited idea and has been for years.