Yes, Musk is a crappy character, but that's not a reason to make things up. This isn't Reddit.
The Artemis program was developed out of the Constellation program, which was initiated sometime around 2005 or 6.
Of course there have long been plans to go back to the moon because its a cool fun thing to do and whoever happens to be president would likely be well remembered for taking credit for it. That doesn't give it credibility as a useful endeavor.
Humans have intuition and curiosity, they can spot something quickly in the distance that looks peculiar, go to it and quickly inspect it.