I think it's just the trade off here. You want a fairly seamless experience when putting on the glasses - so headphones would distract from that; also when havi

I think it's just the trade off here. You want a fairly seamless experience when putting on the glasses - so headphones would distract from that; also when having to choose between good quality from the device as opposed to good quality when speaking to others normally, I'd prefer the latter. But who knows - maybe we'll be pleasantly surprised and have good quality audio all around!