Nick ran the WAV's checksum through a deprecated hash algorithm from the Yahoo! Zeal directory (a 1999 web guide, long dead). The output was a 64-character string.
Before we dive into the downloading process, let's take a moment to appreciate the artists behind "Yahooze."
(Tanker... Mansion...) Yeah yeah...
The subject line was all Nick had to go on:
"Get Ready to Upgrade Your Music Experience: Download Yahooze by Tanker and Mansion"