Not to challenge your distaste, but insofar as more among us use it to talk about and organise around public issues, it is a de facto public space and has a pub

Not to challenge your distaste, but insofar as more among us use it to talk about and organise around public issues, it is a de facto public space and has a public utility. Just to give a micro example, last month parents at my kids' primary school used a Facebook group to challenge (albeit unsuccessfully) top-down changes in the school's governance. I'm talking about that kind of thing, not holiday photos.