To Howard (Small),
Here is the answer to your question:
Stan prefers discussing Power in watts (W) or in its SI decimal multiples (e.g.
GW)
averaged over a specified or implied period of time rather than energy in
joules (J) or (e.g.GWH),
processed over that that same period of time.
Either
Here are reasons for the preference:
Expressing power values in watts, rather than in the units of energy and
time, has the advantage of eliminating the confusion that results from the
existence of multitude of units for energy (J, Wh, cal, Bty, ..) and
for units of time (hour, day, month,
