The concept of ambient has come a long way since Brian Eno’s Music for Airports in 1978. With its successful seepage into the world of art and advertising, its ubiquity has resulted in it becoming a fully-grown cultural logic in its own right.

After Karlheinz Stockhausen's controversial outpouring post 9/11, it was a surprise to find the Barbican's Electronic festival - which showcased his greatest works - completely sold out. Anne Hilde Neset and Lina Dzuverovic-Russell learn what sounds to listen out for in Stockhausen's work and sample the club of the future with Aphex Twin, October 01