With Google’s recent monopoly status being a topic a discussion recently. This article from 2017 argues that we should nationalize these platforms in the age of platform capitalism. Ahead of its time, in fact the author predicted the downfall of Ello.
Back before the media decided it wasn’t a competitor but rather a potential profit source. I do think the government does need to have it’s own alternatives (obviously not identical more on this one day) for other reasons, such as for it’s own media releases, but more internationally coordinated appropriate & considered legislation is probably better.