there are quite a few spelling etc errors on the page ...
The RE-35 cartrige connects to your Mac or PC
Abobe Air runtime required (this one might be copyright avoidance though)
Wether you invested a serious ammount of money or you just all that mechanical goodness
The hassle und the price for materials keep you from keeping it analog more and more often.
I know I made a flippant comment about these, but they are a good idea. I think they'd probably need to be a rigid thing rather than the flexible sensor ... and some thought needs to be made about how the cartridge will know that a shot has been taken, but I can see these being a viable product.