I think criticizing them is fair. GitHub is a well established code repository which does something and does it well.
Microsoft endlessly tinkering with the product shows a lack of stability in it's lifespan, what if you adopt a new feature they add only for it to be removed in the next cycle. But they paid 7.5 billion dollars for the website, and need to justify the salaries of dozens of VPs of marketing and PMs, so here we are.
