There is -- or should be -- an understanding that when such a phrase is used, it is not intended to be taken as a precise duration. Furthermore, for any of thes

There is -- or should be -- an understanding that when such a phrase is used, it is not intended to be taken as a precise duration. Furthermore, for any of these expressions, while there is not necessarily just one moment in time that it is equivalent to, there is a vast range of times that it definitely does not denote.