Just thought I would post this here to help out some of the people having issues installing Fedora 17 from the livecd images.
Ben Williams has updated the Fedora livecd images and has them available for download.
F17 Updted Livecds isos 20120720 Uploaded
This morning I uploaded to long awaited F17 updated Live Isos to http://alt.fedoraproject.org/pub/alt/live-respins/. With all these isos have a sha512sum file and there is a Source iso as well
I hope these isos help some people who have been having issues with installing Fedora
Updated F16 images are also available from the same location.