John Andrews, CEO of researcher Evans Data Corp, says "During the economic situation we're in now, I expect SOA implementation velocity will decrease. John K. Waters adds "SOA projects are particularly at risk of being cut from budgets due to the difficulty in determining the return on investment (ROI) of such projects." It's not that difficult. If an organization cannot determine the ROI of an SOA project, it is not mature enough to commence a complex SOA project in the first place.