We won't know without an official answer leaking, but a simple answer could be - people spend too much time trying to analyse those without understanding the details. There was a lot of talk on HN about the thinking steps second guessing and contradicting itself. But in practice that step is both trained by explicitly injecting the "however", "but" and similar words and they do more processing than simply interpreting the thinking part as text we read. If the content is commonly misunderstood, why show it?