We are truly spreading the worst of humanity into the cosmos. Good job it's only us that appear able to witness it.
Defraying costs by using ads is a strawman. If you can't afford to do something, maybe don't do it. If you really, really want to do it, maybe ask yourself if the world genuinely needs what you're doing. If it does, find a way. If the only way you can do it is by selling advertising, you've taken as mis-step.
Media & journalism have been underpinned by advertising for over a century. Tons of educational and informative services are available to the public for free because of advertising. Sponsorship has built art galleries, hospital wings, research centers, etc.
In this case, there's a relatively innocuous logo on a robotic lander that is 230k miles away on a desolate rock. It's not like this is a billboard in a nature preserve.
> billboard in a nature preserve
Where's the line? Why shouldn't we put billboards in nature preserves?
Clearly they can afford to do what they just did.
Oh, you don't like how they raised money? Good, pay attention to something else, they aren't doing things for your approval.
They didn't do it for approval, but they sure as shit didn't ask for approval either.
And I'd like to see a breakdown of exactly how much the ad revenue contributed to payload delivery.