The discussion of his talent and accomplishments I'll leave to all of you, and this will continue for as long as people think of Jazz bassists.
To me, he is a sad cautionary tale so often and tragically common in the music business. To me, how this guy could die homeless and alone and battling serious mental illness and other occupational hazards of 'the business' is of far greater significance to me, and a warning to us all: We all know or have known players who were riding the 'Long Black Train' fighting addiction and mental health issues, and yet so many of us have just chalked it up that 'hey, that dude's just out there', or the evergreen 'sex, drugs, and rock and roll', or even worse, enabled them is some way to keep the gig going.
You can't reach everybody. Sometimes it takes a while to get 'sick and tired of being sick and tired'. But IF you see a way to help or offer a hand up, TAKE IT. It's good for you, you may very well save a life.
As far as I can tell, playing music does not requite Blood Sacrifice, but I swear, sometimes I just think it must when I think of so many we've lost for no good reason except neglect and wrong attitudes. If you look at the list of 'dead musicians', you'd wonder why you'd want to be a musician . . . . or smoke in a dynamite factory, jump out of planes without a parachute, or swim with white sharks.
We've got to do better.