The process of E-type software development andevolution has proven most difficult to improve, possibly due to the fact that the processis a multi-input, multi-output system involving feedbackat many levels. This observation, first recordedin the early 70s during an extended study of OS/360 evolution, was recently captured in a FEAST hypothesis; a hypothesis being studied in on-going two
Meir M. Lehman, Juan F. Ramil, Paul Wernick, Deway