Almost finished native sound. Speed is pretty good, 38 - 41 fps (with frameskip 0).
Trying to keep speed the same as it is, has been challenging. After about 10 tries, its almost there.

Using what I learnt with wip4. Using SC ----> ME mailbox straight into ME local 2/4 MB Scratchpad memory and then let run ME run async on delivering audio, stops the bus from being hammered by SC and ME. So no overhead.