I have done a video of the audio glitch happening and also recorded the audio into Audioshare via Audiobus and the recorded sound is very different from the live audio as in the video when heard from the speaker…
We are planning to release another 1.7 maintenance update (1.7.2) before 1.8 that will improve the performance and address many user reported problems.
Bellow you will find the link to the official announcement: