[Carry_Okie]

I guess I could call your response a constructive error! Although my deep memory failed, the original answer is given to one significant figure because of the tolerance in the assumptions. To use more precise numbers implies more precision than is warranted. See what happens when one tries to look smart?

[Phil V.]

I guess I could call your response a constructive error!

No. It was neither constructive nor in error.

It was smartassed and deliberate.