1951RE: [scrumdevelopment] Re: flattened cost of change curve
- Oct 1, 2003Edmund Schweppe wrote:
> I haven't got Kent's White Book in front of me, and I don't haveDitto...
> Barry's paper anywhere, so I'm speaking from oft-fragile memory here,
> but ...
> AFAIK, Barry Boehm's research showed the cost of *fixing defects* grewI am not at all sure that Barry made this distinction. Actually I'd
> AFAIK, Kent Beck's assertion is that the cost of *making changes*
> under XP does not grow exponentially.
> AFAIK, *fixing defects* != *making changes*. More specifically, there
> exist changes to software that do not involve fixing existing defects.
> (Obviously, fixing a defect involves making a change. Somewhere.)
think that having to "make a change" invariably had to be a reaction to
a "defect in the requirements" for him. At least that's the only way I
can imagine introducing a "bug" in the "analysis phase" at all...
Take care, Ilja
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