Maybe those human accents are a little-bit better or enjoyable, but foggy voices are more realistic. I mean just look at a weequay face.................A foggy voice with some metallic tinge.
"I've barely eaten anything for many decades now. It feels like my stomach shriveled into my back........though i don't have a stomach or back because i'm a skeleton! Yohohohoho! SKULL JOKE!"
"My eyes have never seen such a pretty woman! But i'm a skeleton so my eyes don't see much."