Hi, I have the above mentioned 1080 i I dont have a HD tv source but this dvd recorder upconverts to HD Was looking on Ebay and noticed alot of HDMI cables for sale like this one http://cgi.ebay.com/NEW-HDMI-Cable-6ft-1080i-1080p-10-2GB-Gold-FAST-v-1-3_W0QQitemZ190215617137QQihZ009QQcategoryZ149974QQssPageNameZWDVWQQrdZ1QQcmdZViewItem My question is this is there really much difference in these hdmi cables besides actual length of cable is there anything I should look for?Thanks in advance