I sent some details about my "causes" to dechardonay. I thought it was a decent summary, so I'm pasting it here for future reference:
+ Creative Commons: http://creativecommons.org/ - Flexible copyright for creative work. - Find content and know your rights up front. - Publish content and choose which uses to allow and which rights to keep. + Magnatune http://magnatune.com/ - "We're a record label. But we're not evil." - Legally listen to full albums to decide what you like. - Buy albums for download or on CD and choose how much to pay. - Licence music online, or use for free in your non-commercial work. + Firefox: http://getfirefox.com/ - A better, more secure alternative to Internet Explorer. - Firefox is simple, well designed, and has great support for web standards. + Portable Firefox http://portablefirefox.mozdev.org/ - Handy for USB keys and locked-down corporate networks.