If you want a legal Daft Punk Discovery zip equivalent (a single download of the album), use these stores:

The simple answer is convenience. The longer answer involves the history of digital music consumption. Between the era of Napster (1999) and the rise of streaming dominance (2015), the .zip file was the king of music sharing. A complete album compressed into a single package was the holy grail for dial-up and early broadband users.

Discovery is particularly sought after in zip format for three reasons:

There are legitimate zip files out there—specifically, the official digital downloads sold in the mid-2000s via eMusic or the now-defunct Beatport. These come with proper ID3 tags, high-resolution cover art (the iconic Earth, Wind & Fire-style prism), and 320kbps or V0 encoding. However, these are legally owned only by the original purchasers.