Those are two different things.
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they are craming ai everywhere because nobody wants to miss the boat and because it plays well in the stock market.
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the people claiming it's awesome and that they are doing I don't know what with it, replacing people are mostly influencers and a few deluded people.
Ai can help people in many different roles today, so it makes sense to use it. Even in roles that is not particularly useful, it makes sense to prepare for when it is.