On Wed, 15 Nov 2006 16:45:02 +1300 (NZDT)
Derek Smithies <[EMAIL PROTECTED]> wrote:

> The arguement that it is almost impossible to write bug free thread code, 
> so don't write threaded code, is interesting.. If you read the article on 
> the development of code for the space shuttle,
> http://www.fastcompany.com/online/06/writestuff.html
> the last three versions of 420 000 lines of code had one bug in it.
> similar commercial code has 5000 errors. Since even the shuttle code has 
> at least one bug in it, does that mean we should not write normal code 
> (cause it has bugs anyhow)......

A corrolary of this is the 'tell me three times' approach to the systems used 
in passenger aircraft, and why the 3 systems were separate developments.

Until the 777 that was (:

Steve

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