I wanted to share his amazing piece on Facebook yesterday, but his whole domain seems to be unavailable!? His Twitter account has nothing untoward on it.
Note: I found the Facebook article on web.archive.org[0], but I'm still nonplussed by the sudden unavailability of his whole domain.
[0]https://web.archive.org/web/20170703103226/http://www.salimvirani.com/facebook/