We gladly followed an invitation to speak at the SanFrancisco Audiophile Foundation in Alameda. The venue was filled with lots of audio vintage gear. https://californiahistoricalradio.com/
The LX521 had the top-notch Playbackdesign DAC at display and the “father” or SACD /DSD Andreas Koch introduced the audience to the virtues of DSD recording / replay
See the event report here