Earlier quoted context omitted.
Dystopian only in the mind of a sci-fi fan. In practice it's a free communication service that helped millions to connect. No one forced people to use WhatsApp like something from 1984, people chose it from the various alternatives. In fact, a lot of people prefer Telegram, and a lot use neither, preferring good old cellphone conversations. Oh wait, isn't that a closed protocol that dominates all offline communicatio…
GSM (assuming that's what is used in Brazil) isn't free of patents, but at least everyone could (in theory) start their own telecom company and compete with the another ones. And I assume in reality (even in Brazil) customer could switch from a telecom operator to another if they are not happy with the service provided by the first one. If I want to communicate to some another WhatsApp user, I need to use WhatsApp.
If you want to communicate with another person you can use Telegram or whatever you want.