This part from the last paragraph was particularly interesting: The Yamnaya rapidly supplanted local farming populations in Western Europe between 3000 and 250

This part from the last paragraph was particularly interesting: The Yamnaya rapidly supplanted local farming populations in Western Europe between 3000 and 2500 BC. “How is it possible that the local farmers have been replaced by people from the steppe? A pandemic is a good possibility,” Krause says.