Cormaggio put a copy on Commons at:
http://commons.wikimedia.org/wiki/Image:DavidGerardRadio4Dec2005.ogg
Since that's probably a blatant copyright violation and will be shot as soon as it's spotted by a Commons admin, I've put a better rip here:
http://static.rocknerd.org/david/DavidGerardRadio4Dec2005.ogg
(Produced by RealAudio -> AIFF -> Ogg, no less. 1.7 MB.)
I didn't mention other languages much, but then I was running out of space to get my soundbites in.
- d.