His vocal ability? 10 on the scale of 10, the same as that of Louis Armstrong (whom the ‘racism’ obsessed wouldn’t dare to criticize), the same as any bluesman or authentic folk singer white or black. You want Enrico Caruso, listen to Enrico Caruso! If you don’t get it, admit that you don’t get it!
That’s right, cat. Everybody’s a 10, get it?