Let's take a poll ... Who's submarines [0] are these?

Who's PR firm is behind this and the originally posted TC piece [1]? What's their angle? And Why?

[0] http://www.paulgraham.com/submarine.html

[1] https://techcrunch.com/2018/09/26/whatsapp-founder-brian-act... https://news.ycombinator.com/item?id=18076008