Do not mind anything that anyone tells you about anyone else. Judge everyone and everything for yourself.
'Hound Dog' took like twelve minutes. That's not a complicated piece of work. But the rhyme scheme was difficult. Also the metric structure of the music was not easy. 'Kansas City' was maybe eight minutes, if that. Writing the early blues was spontaneous. You can hear the energy in the work.
An empty canvas is a living wonder... far lovelier than certain pictures.