Low sound latency with sounddevice module & wdm-ks driver

Sounds good if that’s working for you. I’d love to see something working well especially something that’s easier and more robust than pyo. And this supports Python3 which is a bonus too (pyo is one of the libs holding us back to py2)

I can’t see the way that sounddevice accesses the wdm drivers - it looks like it simply uses portaudio again - makes it more surprising that the performance is better again.