The advantages of a single platform are as obvious as the disadvantages. In that they are often whatever you want to frame them as for a narrative. I do think Google will continue to get results out of their tooling, as long as they are investing in the tooling. But that is not zero cost. Is it worth it for what they are doing? Largely seems to be. But it isn't like they are that much more successful at software proj…
Meta on the other hand, really just has ads.