There is no inherent advantage to bigger files. You could losslessly upsample those wav files of yours to some insane precision if all you wanted was bigger fil

There is no inherent advantage to bigger files. You could losslessly upsample those wav files of yours to some insane precision if all you wanted was bigger files. If the argument instead is that raw audio is a simpler format, the answer is that everybody wants some sort of container that carry metadata.