Two days after pairing my Mojo with Poly, Mojo's USB interface broke. Its TOSlink (optical SPDIF) interface still works fine, but it no longer 'see' Mojo from my MacbookPro nor my iPhone. It might be a coincident, but I suspect that the primary cause of broken USB is the Poly. I sent the...

Thanx for a good news! I'm impatient for IOS11 release coming in the fall.

First of all, I'm not sure about the root cause of the IOS 10.3.x issue. But I suspect (guess) that the problem might be related to PCM audio stream through USB interfaces. Some 3rd party IOS playback apps like iAudioGate (from KORG) have a feature to trans-code PCM audio stream into DSD audio...