Kaj Duncan David’s new album ‘Only Birds Know How to Call the Sun and They Do It Every Morning', made with the Danish contemporary ensemble Scenatet, is an extraordinary work of sui generis avant-garde electronic music, exploring the relationship between language and three interrelated themes; human development, altered states of consciousness and AI / machine learning. Employing voice (vocoder, talkbox), synth, EWI (electric wind instrument), MIDI guitar and MIDI percussion, ‘Only Birds Know Ho…