I wasn't doubting your numbers, I haven't confirmed but you seem to know what you're talking about. I just had an intuitive problem with the original post's as

I wasn't doubting your numbers, I haven't confirmed but you seem to know what you're talking about. I just had an intuitive problem with the original post's assertion that office-space cooling in permanent structures could be anywhere near as expensive to run as cooling non-permanent structures in a 120 degree desert warzone, serviced by Halliburton contractors.