It's a step, alright, but how do you know that it's a step in the right direction? RepRap has not set very much of world on fire yet. When I can do more than pr

It's a step, alright, but how do you know that it's a step in the right direction? RepRap has not set very much of world on fire yet. When I can do more than print out more than a low-res plastic coathook, I'll get excited. How many years will it be before I can replace my car's crappy plastic door panel with a high-quality printed one? Will it ever happen? It doesn't seem like this will happen soon enough for me to hold out on buying a new car.