James Paul wrote:
>
>  Tony,
>
>  I'll guess four (4).  You'll have the initial program, then one to
>  test your modifications, one more to test the remaining
>  modifications, and the last to make everything pretty and finalized.
>  Therefore four.   Let me (us) know how we fared.
Then I would say five (5) to make things pretty and final takes more
than one, as there is always something 'extra' you want to add.

Quentin

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