Good german music? Hmm I like a bit of minimal techno, which Germany is known for lately, but that's definitely not everyone's cup of tea.
Aril Brikha - Berghain
[youtube=560,345]_qVkpl7E0PI[/youtube]
Basic Channel - Radiance III
[youtube=560,345]YUkjnRlQF8o[/youtube]
and of course there's also Kraftwerk
[youtube=560,345]LWlgbAc3bbM[/youtube]
and some early trance music (don't mind those gay ass dolphins in the video)
[youtube=560,345]E3qIx7EgjfQ[/youtube]