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How do Spotify Codes work?

How do Spotify Codes work?

How do Spotify Codes work?

Spotify Codes are QR-like codes that can be generated to easily share Spotify songs, artists, playlists, and users. I set out to figure out how they worked, which lead me on a winding journey through barcode history, patents, packet sniffing, error correction, and Gray tables. Spotify URIs Let's start with Spotify URIs (Uniform Resource Identifiers).

boonepeter.github.io

How do Spotify Codes work?