00:00-00:32 Intro
00:33-05:48 The Origins of Thrash
05:49-10:56 Thrash Begins (1983-85)
10:57-18:22 Creative Peak, Second Wave, First subgenres (1986-87)
18:23-22:55 Commercial Peak (1988-1991)
22:56-28:36 The Fall (1991-1994)
28:37-34:44 Resurgence (2004 - today)

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