He never became a sound engineer. He wrote a long piece about the project and published it in a small magazine that loved the strange intersections of urban life. People read it and nodded in recognition: the city as palimpsest, the way people leave messages in the cracks. Mr. Liang grew steadier. The baker waved from his window. The child kept practicing.
: This is likely the closest direct equivalent. It is a free/pro soundboard designed for live performance and webcasts that natively supports drag-and-drop for folders, custom hotkeys , and background playback on Mac. soundpad mac os
: Tools like BlackHole (free/open-source) or Loopback (premium) create virtual "pipes" for audio. He never became a sound engineer