You are a Freerunner owner? You take care of your device? You don't want to spend a lot of money? Continue reading.
It only takes a few minutes to create a simple protector for the touch screen of your Neo Freerunner. Just get yourself some overhead transparency. Cut an exact rectangle sized 6.4cm * 4.8cm (What? You want dimensions in inch? Go fetch your calculator ). You might think it is too large, but trust me, it fits into the edges between case and screen. However before inserting make sure there is no dust left on the surface.
I know this is not a perfect professional solution, but for me it works. I sometimes use a real pen on my screen by mistake. In this case I just create a new protection shield.