======================================== 00:00-Intro 00:13-How is a speaker's polarity determined? 00:56-What happens when polarity is inverted? 01:54-Demonstration of polarity 02:55-Demonstration of polarity with speakers 04:05-What factors determine if frequencies will be cancelled? 05:21-Phase interference 06:10-Visualization of phase interference in the DAW 06:50-Outro ========================================