[plt-scheme] Perplexed Programmers

Bill Wood wrote:
> You know what's really depressing about this?  Look at the findings of
> the 1968 (yes, 1968!) NATO report that introduced the phrase "Software
> Crisis" and helped kick off the structured programming revolution.
> 
> Thirty-nine years later, after structured programming, software physics,
> structured analysis and design, data-flow diagrams, object-oriented
> programming, software engineering, SEI, COCO, UML, etc. etc. ad nausam
> -- nothing has changed!

Some things have changed, but there are still some pretty basic forces 
at work:

   "In general, software projects which are large, complicated, 
poorly-specified, and involve unfamiliar aspects, are still particularly 
vulnerable to large, unanticipated problems."

    -- http://en.wikipedia.org/wiki/Software_crisis