They clearly portrayed it as a real, unedited call. If they were dishonest, of course that matters. Arguably ethics don't matter as much as the underlying tech, I suppose. But it still says something about the individuals involved.
They seem incredibly dodgy for something they announced openly in front of thousands of people.
It doesn't hurt them to not answer these questions, and they definitely don't want to answer some of them, so why would they?
And that's likely why, weirdly, no business identifies itself in the audio. They don't want to admit to ANY editing because it would open up MORE questions.