DT uses not much memory. it only buffers a few tracks or so (5mb?)
The 1.1 Patch did great improvement in performance on my system. With 1.0 it was barely playable due to low framerate. kind of DeusX2 in space
Hmm, I hope you will be able to make a clone (backup) with your cd-drive...
what bugs me most, is that legal customers are punished with this secush*t - egosoft and enlight are realy pushing their customers hard...
P.S.: I am using the US-Version. Copyprotection may differ (i don't know if it's true)