meaning of proponents
1.   Model is considered old-fashioned or simplistic by proponents of object-oriented design which often uses the spiral model instead.  Earlier phases are sometimes called "upstream" and later ones "downstream".  Compare: iterative model.  [W.  W.  Royce, "Managing the Development of Large Software Systems", Proceedings of IEEE WESCON, August 1970]. 
						 
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model is considered old-fashioned or simplistic by proponents | proponent |
