00:00 - Intro
00:36 - Ragtime
01:24 - Stride Piano
01:43 - Swing
02:01 - Swing Rhythm
02:29 - Swing Jazz
03:28 - Bebop
05:32 - Bebop Artists
05:49 - Cool Jazz
06:45 - Cool Jazz Artists
07:00 - Hardbop
07:51 - Interplay (with a raspy voice :( )
08:16 - Why do We Need Genres?