Increased inflation will not have much effect on 3D models. While it is true that inflation over time can cause the dollar to be worth less compared to other currencies, it usually is no more than a penny or two over time. If the inflation becomes rampant, then the administrators of this site will have to make some tough decisions. Fear not. The US dollar is one of the most stable currencies in the world. The Euro and the Swiss Franc are also stable currencies, but history has shown that stability depends on the stability of the world in general.