In 2005 Rupert Murdoch paid $580m for MySpace. In 2009 he sold it for $35m

In 2013 Yahoo paid $1.1bn for Tumblr. In 2019 they sold it for $3m.

In 2022 Elon Musk paid £44bn for Twitter. <To be continued…>

— Tom Barton (@tombarton) November 4, 2022