Superfeedr[1] (acquired by Medium in 2016[2]) was probably the biggest company yet, that based its entire business model on WebSub / PubSubHubbub protocol. [1]

Superfeedr[1] (acquired by Medium in 2016[2]) was probably the biggest company yet, that based its entire business model on WebSub / PubSubHubbub protocol. [1] https://en.wikipedia.org/wiki/Superfeedr https://en.wikipedia.org/wiki/Superfeedr [2] https://techcrunch.com/2016/06/02/super-to-medium/ https://techcrunch.com/2016/06/02/super-to-medium/