 were contracted to produce.In 1971 Dinger and Rother had agreed to a four-year contract with Brain, which specified that three albums be made, and the label, which was itself in financial difficulty, demanded that a final album be made.By late 1974 Harmonia had begun to factionalise, Rother preferring a more guitar driven sound and extensive touring, whilst Moebius and Roedelius favoured the electronic sound that characterised Cluster, and resented Rother's attempts to transform Harmonia from an art-orientated to a pop-orientated ensemble.