A folkblues standard also known as „Bottle it up and go“ or other amended titles. Played by all the great bluesmen such as John Lee Hooker, Sonny Boy Williamson, Blind Boy Fuller or Leadbelly.
Also included in Bob Dylan’s superb album „Good as I been to you“ from 1992.
Standard blues scheme. Endless options for different walking bass lines. And also a good example that sometimes it is appropriate to maintain the root note.