So you predict we will have more than 70k users soon? Wow, cool.
I think a negative interest rate on savings and a hard cap would be sufficient.
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