For sure, it got continuously refined for WA-specific needs over the years, but XMPP very much still is there, lurking in the shadows: https://www.sciencedirect

For sure, it got continuously refined for WA-specific needs over the years, but XMPP very much still is there, lurking in the shadows: https://www.sciencedirect.com/science/article/abs/pii/S1742287615000985 https://www.sciencedirect.com/science/article/abs/pii/S17422...