Originally Posted by Ian///M
Perhaps it is the easiest/only way to get good engine noise with still retaining minimal road noise? The Lexus LFA actually channels engine noise into the cabin via special tubes on the intake.
Personally I have no issue with it as long as it sounds as good outside the cabin too.
BMW explained they have tired to do that to the M5. But was displeased at the noise it sent into the cabin. So they went with artificial noise. :/