WIKIPEDIA:

“ Delerium is a band from Vancouver, British Columbia, Canada, formed in 1987, originally as a side project of the influential industrial music act, Front Line Assembly. Throughout the band’s history, their musical style has encompassed a broad range, including dark ethereal ambient trance, voiceless industrial soundscapes, and electronic pop music.

Members and history
Delerium has traditionally been a two-person project, but the only constant member throughout its history has been Bill Leeb. Leeb was a guest musician and early supporter of industrial dance pioneers Skinny Puppy, but after he left in 1986 he went on to create his own project, Front Line Assembly with collaborator Michael Balch. Later, the two worked on the side project Delerium and released their first album, Faces, Forms & Illusions. After Balch left both Front Line Assembly and Delerium, Leeb worked with Rhys Fulber, and the two released several albums under the Delerium moniker; these years saw a gradual stylistic change from darker ambient to a more danceable sound. After the release of Karma, Fulber left to pursue other interests, and Leeb teamed up with producer Chris Peterson to release Poem. 2003, however, saw the reunion of Leeb and Fulber for the release of Chimera, followed [......] ”

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