I realise this is sort of a dupe of https://news.ycombinator.com/item?id=12358751 https://news.ycombinator.com/item?id=12358751, but this has a different spin i

I realise this is sort of a dupe of https://news.ycombinator.com/item?id=12358751 https://news.ycombinator.com/item?id=12358751, but this has a different spin in that the opening paragraph says: > WhatsApp says it will ... start letting some companies send messages to users.