FTA: Contrary to marketing statements made by certain CEOs, these models are not able to think beyond their training data.

The sheer cognitive dissonance needed to say something like that at a time when AI is delivering novel math proofs is... well, not actually impressive. Mostly, it's just sad.

Some part of him must know such a statement is not true, or more properly, that it's meaningless. But he says it anyway, because he thinks it makes an impression of insight and erudition on the listener.

If you think what it does is brilliant, you're not ready (to use AI.)

At some point in one's journey to engineering enlightenment, one recognizes how rarely "brilliance" is actually called for, and indeed how counterproductive such self-judged "brilliance" often turns out to be in the long run.

Clearly the author is still striving to reach this particular stage.