I agree with your questions. In this particular case I doubt she has seen anyone use that particular technology. But I guess she has seen her family use whatsa

I agree with your questions. In this particular case I doubt she has seen anyone use that particular technology. But I guess she has seen her family use whatsapp audio message all the time and established the analogy herself when she saw the "mic" icon on youtube. It is also a testament of the ease of use of some of this tools.