If you play 2 audio, you have to play them from 2 different sources, the field is in the audio, the audio is compromised if it’s mixed with other sounds at the source.
We’re not talking about 2 audios on 2 devices
It has nothing to do about how you handle the energy or your tolerance.
It’s about the resulting noise not being the intended series of notes that when assembled contain a Morphic field.