What a surprise, a big corp collected large amount of personal data under some promises, and now reveals actually they will exploit it in completely unrelated manner.
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not if you have to constantly expend enormous sums to stay ahead of your competition or otherwise you lose your edge. It's not the best coding model because they got some mystical treasure in their basement. It's so rapidly becoming a commodity that at some point Microsoft or Google will just offer just as good a model for free and like search they'll just start milking people with ads.
That's likely one of the reasons for the shifting privacy stances, not just for training but because monetization of the product itself is probably looking pretty dim in the long run.