Best audio cable

Hi, Can anyone tell me what in their opinion is the best audio connection from a Oppo DVD player to a Krell HTS2, it seems that the glass Toslink is a "no" so I am confused at to what the alternative? Which digital coax? Thanks in advance!
What is your budget? They range from $5 to $2000 a meter.
Check out This is the way to go for best video quality. At least, you know what your getting as opposed to hype.
What makes you think coax is better than fiber? I think it's the opposite.