Indeed, I'm using it on Linux as a modifier key to switch the workspaces, for example. Win+1 instead of Alt+1 (as I got used to from WindowMaker), keeps Firefox tab switching happy.
Sorry, but I don't buy it. You're talking about leaving them on for years, not just in the winter.
And the reason that you run so many machines non-stop is...? For fuck's sake, turn them off when not using them, or at least put them into hibernation. Just because you can afford the electricity doesn't mean that there's no impact from your actions.
I find it really easy to use virtualenv (sometimes together with zc.buildout) to encapsulate applications and modules. In fact, I tend to cuss when a module that I want to try doesn't offer a way to be easily integrated with virtualenv (such as an egg or at least a subversion checkout with a working setup.py package file).
The difference this time is that those who contribute will be required to use their real names and experts in a given field will be asked to verify the facts. From the article:
"If there's going to be a free encyclopedia, I'd like there to be a better free encyclopedia," says Sanger, 38, who has a doctorate in philosophy and speaks slowly, as if cautiously choosing every word. "It has bothered me that I helped to get a project started, Wikipedia, that people are misusing in this way, and yet the project itself has little chance of radically improving."