Construction and installation jobs depend on the energy source.

FORBES: What Do Energy Sector Jobs Do For Us?

In Open Source for the Enterprise, I argue that to make effective use of open source, companies must close the productization gap, that is, the lack of documentation, installation, administration tools, and support in most open source.

FORBES: Red Hat At $1 Billion

This would presumably be in the form of a browser-based web conferencing platform based on an open-source platform (and would not require the installation of any software).

FORBES: Chatter No Dim Idea For Salesforce.com

If MediaPortal is your HTPC software of choice, you might want to check out the complete changelog at the source link, where you'll also find installation instructions if you wanna cut straight to the hands-on.

ENGADGET: MediaPortal 1.3 exits beta with official Windows 8 support, revamped skins

This free, open-source program offers a spyware- and nuisance-free installation.

ENGADGET: The Pipeline: Mossberg on Napster to Go, Dvorak on the blogosphere