A 320kbps MP3 of a 5-minute, 58-second song will be roughly 14 MB . A 128kbps version is only 5.5 MB. That extra size is data—and data is detail.
Despite the song's massive success, The Verve famously made almost no money from it for over two decades. Head-Fi.org - Facebook The Verve Bittersweet Symphony Mp3 Download 320