A small reminder: the EU is giving away Interrail tickets to young people via the #DiscoverEU programme - GOOD
https://www.derstandard.at/story/2000144535487/eu-verlost-erneut-35-000-gratis-interrailtickets-an-18-jaehrige
However the EU has funded the acquisition of regional trains in Poland and Czechia on which Interrail is not valid - INCOHERENT