"Signal is a great messaging app with amazing privacy and encryption, but it's built on a centralized system based in the US. A service that exists only in one place becomes much easier to block or attack." These were the first words that the Co-Founder of Matrix (an open-source protocol for decentralized and secure communications), Matthew Hodgson, told me when I sat down with him last week. Little did I know that this scenario would leave the theoretical realm and become a real-life event