public string GetSpeakerName(int index, bool defaultIncluded)
{
if (defaultIncluded && (index == 0 || index > voiceNames.Count + 1))
return defaultSpeakerNameString;
if (index == (defaultIncluded ? voiceNames.Count + 1 : voiceNames.Count))
return "";
return voiceNames[defaultIncluded ? index - 1 : index];
}