This week: amapiano, downright dirty lyricism and tripped-out electronics

In Pictures: London listening bar System

This week: free improvisation, highlife, futurism and Joni Mitchell

Inside the 15,000-strong record collection at Hawaii’s State Archives

The best cassette players for home listening

This week: sound scenery, tape manipulation, and dancefloor heaters

Permanent Rotation: Yaya Bey

Look inside Rush Hour Records with Coco Maria’s “Who’s There?”

This week: spoken word, rave bubblers, juke-pop, and a medieval organ

The best portable cassette players

Discovering 1970s jazz fusion with Kerri Chandler

Step inside Haruki Murakami’s library in Tokyo