The problem is that the user is being presented with 'packets' of high technology choices without the structure, time or skills available to integrate these packets of technology excellence. There should be more emphasis on why measurements are made and on the life time cost of making those measurements. This may automatically lead to an emphasis on generating confidence in the data which is being used by an increasing range of clients. The probability is that there will need to be an emphasis on an integrated approach to the development, purchase and use of on-line monitors.