Would be super interesting to see a blog post on how you measure audio latency. Do you have such articles?

We have written a number of articles on audio latency. Have you seen: http://superpowered.com/superpowered-android-media-server http://superpowered.com/android-marshmallow-latency http://superpowered.com/androidaudiopathlatency http://superpowered.com/latency