Well, the play devil's advocate, the Meta Quest series of VR headsets have been a boon for healthy exercise. It stands to reason the headsets would not have had as much reach if only Oculus sold them. Then, there is the benefits like the FB marketplace, which as been a boon for small businesses and individuals. Facebook more generally has had a lasting impact on the way we communicate online and social media. As with all social media though, it has its benefits and downsides.