This thread - www.mumsnet.com/Talk/coronavirus/4149886-Who-else-is-feeling-really-smug-that-we-are-doing-pretty-well-with-vaccinations-and-the-EU-fucked-up - seems to have been started primarily to create a bunfight, and I suspect that's also why it was started at night. The sentiment behind it - i.e. rejoicing that foreigners stand a greater chance of dying - is pretty revolting too.