Found myself drifting off during a conversation I was having with a coworker. Maybe need some more sleep? Less starch in my lunch? At any rate, I snapped back into the conversation when the other looked at me expectantly and asked, "What do you think, Hideo?"
Using reflexes honed during hundreds of hours worth of conference calls, I quickly scanned my mental list of replies (picture scene in the first Terminator movie where Arnold the killer robot picks a charming come-back to the question, "Whaat, did somethin' die in there?").
An assasin cyborg from the future I am not. What tumbled out of my mouth was, "Oh sorry, I must have been on mute..."