Per discussion at Audio WG f2f 2013-03-26:
We need to set aside discussion on delayNode - how to deal with change in number of input while live - how to allocate/deallocate buffers and maintain state.
Web Audio API issues have been migrated to Github.
Closing. See https://github.com/WebAudio/web-audio-api/issues for up to date list of issues for the Web Audio API.