I think we should develop the custom to use manners when conversing with machines. I know they don't care (yet?) but I think it stil makes you feel like a rude person unconsciously and adds negativity to your life.
I'm still at the stage where most of my interactions with machinery involve profanity and beating on them with a wrench. God help us if farm tractors ever achieve sentience
A mid-80s movie called "Maximum Overdrive" (based on a Steven King story) explores this...
I just don't talk to computers. Amazon Echo is a device I would never consider owning.