The Cost of Leaving PCs On All Night (and Day)
Treehugger has an interesting extrapolation of the cost of leaving PCs on all night at…
All-Nighter PCs Cost U.S. Businesses $1.7 Billion
The big problem is that many enterprise installation require you to leave your PC on all night to push out patches, install software, and run security checks (virus scans, etc.).
If you really want to see some scary numbers, take a look at the power consumption stats for mid-sized servers. You know, the ones with dual 1000W power supplies. I’ve been looking at this issue for a couple of months now and the numbers are, hmm, interesting.