No, unfortunately I haven't. I've never even seen a TDE rulebook anywhere, let alone heard anyone playing it, but then again I'm not German and my understanding is that P&P TDE is quite rare outside Germany.
Amazon has a few … But they are expensive, I guess.
http://www.amazon.com/The-Dark-Eye-...8&qid=1391604247&sr=8-3&keywords=The+dark+eye
http://www.amazon.com/The-Dark-Eye-Aventuria-FPR15002/dp/1932564063/ref=pd_sim_b_1
And yes, I've already told employees of Ulisses at conventions that international players would try it out as well, but they seem to remain kind of stubborn on that …