I think that his voice is better than his guitar playing whereas people like BB King excel at both. I still like John Lee Hooker. I was watching a documentary last week entitled 'Blues At The BBC' which was literally blues legends playing over here in the 60's as we went Blues crazy as it was slightly declining in the U.S. Most of the big stars came over and all stayed at this little run down Bed and Breakfast hotel and holed up with bottles of whisky and Milk! Fascinating doc and this was one of the performances on the doc: