Ugly Beauty: Jazz in the 21st Century

What does jazz mean 20 years into the 21st century? Has streaming culture rendered music literally meaningless, thanks to the removal of all context beyond the playlist? Are there any traditions left to explore? Has the destruction of the apprenticeship model (young musicians learning from their elders) changed the music irrevocably? Are any sounds off limits? How far out can you go and still call it jazz? Or should the term be retired? These questions, and many more, are answered in Ugly B...