I'm blessed to see that even google let their most important marketing prosa be generated by ai models without any proofreading from fleshy humans.
That isn't a mistake AI would make though -- it's something a human would accidentally do when replacing em dashes with hyphens
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It could have been a human trying to justify their existence. "no no, I wrote this ad copy myself: look, no em-dashes!".
Quite the reverse honestly, I found it really funny that they didn't bother to have an AI proofread it before sending out