Well, the sub is r/technology, not "tech products"... I'd argue news about any of the large tech companies is on-topic.

For observers of the industry, this can tell you something about their hiring practices, corporate culture, etc. One could also speculate about what kind of PR considerations go into the decision to release these numbers.

But for what it's worth, sometimes diversity does make a difference in product quality. Sometimes in subtle ways, and sometimes not at all subtle ones:https://www.cnet.com/tech/services-and-software/google-apologizes-for-algorithm-mistakenly-calling-black-people-gorillas/