On Fri, 7 Dec 2007, John J. Trammell wrote:

> [2] times of nonsystem events (calendar, genealogy, mortgage
>    calculators, etc.)
>
> A single 32-bit integer is not OK for [2].  Many good examples of this 
> appear in this thread.  This is yet just another instance of people 
> using something in a way its designers did not intend it to be used.