young people definitely gather online. people revel in twitch streams, voice chat on disc, and all sorts of online gaming, video calling, and more. these are still shared experiences although they are not in person.
there is a lot of isolating tech (most social media) but it's also quite cultural-- yes it's global, but america f.e. is largely idealistic and materialistic and it shows.
i don't think the mode of interaction is the issue