The overall effort of strengthening, both in the context of retail payment activities and high value, is intended to enhance the efficiency of the national payment system and to increase the protection and speed of service for customers.
It is not as if the euro area is in a danger zone. You cannot reason only on aggregate, because one also needs to assure fiscal sustainability in each country. Moreover, the spillovers across the countries are relatively limited. So countries could use their fiscal space without compromising sustainability. There should be no illusion that a big demand shock will come from fiscal expansion.