Since the term jungle was so closely related to the ragga influenced sound, DJs and producers who did not incorporate reggae elements began to adopt the term "drum and bass" to differentiate themselves and their musical styles. This reflected a change in the musical style which incorporated increased drum break editing. Sometimes this was referred to as "intelligence", though this later came to refer to the more relaxing style of drum and bass associated with producers such as LTJ Bukem. Perhaps the first track to explicitly use the term "drum and bass" to refer to itself was released in 1993. The producer The Invisible Man described it: