Your organization is working with a consultant that is focusing on improving your business processes with the implementation of an SAP ERP system. Your organization has a number of older systems that currently operate very well in their selected core business processes. As you address the concept of integrating these older systems with the ERP system, the consultant is not very receptive to scoping the work and proposes a weak solution for this portion of the project. Name two (2) reasons, and explain why the consultant is not very enthusiastic about the integration of legacy and ERP systems.