Here's a question: what's bigger and far more important than Facebook? Hint: it's very low-tech and doesn't need a smartphone or even an internet connection….. Two-thirds of the world's population – that's over 4 billion people – have access to it….Got it yet? It's SMS – text messaging to you and me.
Another very interesting article from John Naughton marks the 20th birthday of txt msng. Read it here. Incidentally, John Naughton authored the first book to really explain the internet to me: A Brief History of the Future: Origins of the Internet. Attracted by the smart title, I read this about ten years ago, and can thoroughly recommend it.