I seem to remember that you can hear your own voice on a landline, so you can more comfortably regulate the volume. Talking on a cellphone is just randomly spea

I seem to remember that you can hear your own voice on a landline, so you can more comfortably regulate the volume. Talking on a cellphone is just randomly speaking and hoping the other person hear it right. I think this led to a lot of the shouting on cellphones in in the street or on the train that people used to do. Uncomfortable I agree.