K.O.N.Y
Superstar
the earliest accounts of blues all point to the delta brehIt didn't originate down the river. It originated in Mali.
A lot of the modern blues have roots in Mississippi by the slaves that were sold down river into Mississippi and Louisiana from plantations in North Carolina, Virginia, Tennessee and Kentucky took them with them into that region. People like Elizabeth Cotton played the blues and she was from North Carolina. Arnold Schultz was from Kentucky. Rufus Tee Tot Payne was from Alabama.
Fwiw, the banjo was being played on plantations in Virginia as far back as the days of Thomas Jefferson. Black musicians switched to the guitar after the minstrel shows made a mockery out of playing the banjo.
Roots-deep south music birthed the blues. As a fully realized music genre