Listening music during coding makes you remember the piece of code you were hacking when you listen back to that music. For me hearing the climax album of Alain Bashung makes think of voiceXml.

So here's some bands from Rennes that do electronic music:

Juvéniles

http://www.youtube.com/watch?v=-3j6W3IWzsk

Manceau

http://www.youtube.com/watch?v=K7SNGG50VSU

O-safari

http://www.youtube.com/watch?v=ttQighnspkA