Mode: force_next
Version: 57.0.2940.0
Reproduction Steps: 
1. Enable ChromeVOx Next via Ctrl+Alt+Z
2. https://groups.google.com/forum/#!forum/eyes-free
3. Note the loading utterances + earcons



Observed: 3x loading utterances + earcons - earcon is not as calming as it can be :)
Expected: 1x loading utterance + success earcon