Apple: Blocking Trust for WoSign CA Free SSL Certificate G2

See also:

"Apple's response to the WoSign incidents" https://news.ycombinator.com/item?id=12617659 (1 day ago, 38 comments)

"WoSign and StartCom: Mozilla’s proposed conclusion" https://news.ycombinator.com/item?id=12582534 (5 days ago, 247 comments)

Suppose I should get around to installing LetsEncrypt then