Last week.
I don't know if XP Pops only at the same time as Training happens or more often. However half out NT has popped and two of my players - probably just a coincidence.
Größter Knecht aller Zeiten aka His Excellency aka President for Life aka Field Marshal Al Hadji aka Lord of All the Beasts of the Earth and Fishes of the Seas aka aka Conqueror of the Buzzerbeater Empire in Europe in General and Austria in Particular