In a sector that has grown through acquisitions and mergers, the survivors have been left with a legacy of disparate systems, applications and infrastructure.

Extra work must also be done to maintain multiple disparate systems, instead of one big one.

Many insurers still struggle to manage a complex web of legacy silos, disparate systems, redundant functionality, excess capacity and inconsistent service levels.

The disparate systems containing the original data are frequently managed and operated by different employees.

It also encouraged his tendency to attempt a synthesis between tonality and atonality, to connect previously disparate systems of musical thought.