Waver did not react kindly to the sarcasm. It immediately put him on the defense, and never mind any green skin or practical information. He's being snarked at and ignored for...something. (Being from the 1990s means that recognition of what is and isn't a computer is way harder.)

"Well sorry for saying something when there wasn't anyone around five seconds ago."

There was a dry heat in his voice, like he was looking for some kind of a fight about something this inconsequential.