Recording auditory memories

To record a piece of auditory memory means to record an original sonic event that has finished. Even if the original sound source is still sounding and the event remains happening, since the surrounded people, weather and architecture have all changed, the sound we hear now is no longer the same as the original one. In this case, to record audio memories is to ask for a sounding object or a person to perform. What I record is the documentation of sounds' performance.

To record auditory memories, I, the recordist, perform to be a speaker or be silent.
To record auditory memories, the sound object or the person, performs to make sounds.

Recording auditory memories involves activities of performance. Is it a performance?