Uncompressed, lossless audio, preserving full fidelity. Standard Specifications
Likely a "lost" or "recovered" audio snippet meant for a specific project or community archive.
A WAV file is a raw audio format developed by Microsoft and IBM that stores data in "chunks". File Structure & Metadata Resource Interchange File Format (RIFF) wrapper.
Can include ID3 tags or XMP data in the INFO chunk.
The term "powrut" is a deliberate misspelling of the Polish word (return).