Now explain why that is *not* the formula that I use in
my software.
What is the smart way of doing it?
I'll post my answer tomorrow, if nobody nails it before then.
The usual jsd puzzle rules apply. Everything I've said is true
to the best of my knowledge. Probably even helpful. No word
games. There are undoubtedly more than one right answer, but
I expect everybody will agree my answer is as good as any,
and vastly better than the "textbook" answer.