hi professorhat its just that i have used so many hdmi leads and i cannot see or hear any difference,, between them,, speaker cable i can hear the dfiference., optical i am not used to so i dont know if it is worth paying a lot for it, i have tried to get a lead on loan to try before i buy but my dealer says they are in sealed box so i had to rule that out as a option,, i only need 1m optical lead