Here, I have never viewed it with sound. While odd, it does not seem very scary, but my little brother finds it very funny with sound. He says, "What an odd soundtrack".
I can see how it is if you are home alone at night, and you turn on the TV to be greeted by the tedious and frantic music of the WGBH.
My little brother can't stop watching it... he also says that it sounds like a computer that has been left on too long and is processing 9,999,999,999,999 exabytes of complicated data. "BZWRPBDFCTEHD!"
He typed that himself...