because you could not use it without taking your eyes off what you were already doing? To be honest, it was too intrusive for both user and those not using it.

because you could not use it without taking your eyes off what you were already doing? To be honest, it was too intrusive for both user and those not using it. I will be more than happy the day my phone/watch/etc can talk to me in conversational format and know when it should. Should being, would it interrupt my doing something more important or not.