The main problem with Linux audio is the bloom of APIs that appeared over the years. While a file-based interface would be cool, it would be just yet another AP

The main problem with Linux audio is the bloom of APIs that appeared over the years. While a file-based interface would be cool, it would be just yet another API that competes with all the others for its place in the ecosystem. Fortunately, ALSA and PulseAudio seem to dominate right now.