Contra Software Blog Just what did make Facebook pay $19B for WhatsApp? Let's look at the technology.

The answer could be found, at least in part, in the features and functionality of a 25-year-old language originally developed for telcos - Erlang. The language, despite being eccentric - some have described as "weird" - is perfect for communication technology needing real-time behavior and can enable millions of parallel conversations to occur at the same