As a non-native english speaker, i have no problem to understand plain american/canadian english, but i got lost fast when the speaker have some strong accent.

As a non-native english speaker, i have no problem to understand plain american/canadian english, but i got lost fast when the speaker have some strong accent. So i can see that such product may improve usability of call centers for non-native speakears. The author should check their english-native-speaker privilege.