> For multiple simultaneous speakers of comparable volume If you had more microphones placed in multiple spots on the glasses, such as up to 5 microphones - 1

> For multiple simultaneous speakers of comparable volume If you had more microphones placed in multiple spots on the glasses, such as up to 5 microphones - 1 in the center, 2 on the frames/end pieces, and perhaps a final 2 on the arms/temples. Then that would be able to catch conversation coming at a person from behind them, the sides, or directly in front, etc.