or not; because a stethoscope is useful for a lot of tasks beyond sensing heartbeat; cheap, easy to make and improvise if needed, works without power (or even m

or not; because a stethoscope is useful for a lot of tasks beyond sensing heartbeat; cheap, easy to make and improvise if needed, works without power (or even much training), and in many other ways shows the elegance of a tool that has evolved into its current form over millennia of use for multiple excellent reasons. "AI laser"? Did they forget "3d Self Driving VR White Hydrogen experience" or are they rationing the buzzwords for the next press release?