Who Won?
10. DVD vs. DIVX
09. VHS-C vs. Video 8
08. Super Audio CD vs. DVD-Audio
07. Sirius vs. XM
06. 8-Track vs. Cassette
05. Blu-Ray vs. HD DVD
04. Disk Records vs. Wax Cylinders
03. VHS vs. Betamax
02. The Home Computer War
01. Alternating Current vs. Direct Current