I took part in a hackathon in Vilnius the other weekend (courtesy of Basedcollective) during the pink soup festival . I brought along an old rotary phone and our two-man team spent the next 48 hours sticking our fingers in it. We wired a Raspberry Pi into the phone which interfaced with all of its IO and communicated with our server via a single websocket connection which controlled everything from two-way audio, the bell ringer (with custom frequency and audio patterns) and the hangup switch. For the demo, we set up an AI agent which could research music, create playlists and play collections of niche music all via the Spotify API on request.…