[Gareth2]

ummm...........he recorded them with his laptop. Then various people chime in with how it sounds. Although a few people did listent to them with Sennheisers so we're introducing some quality into the scientific test.

Then both sounds are compared with one more variable, ie their own cameras.

And finally we end up with recommendations to Leica on what they should do in the next release of firmware.

I'd respectfully suggest that Leica shouldn't rely on the R&D Department of this forum for recommendations.