Few people have heard of it, yet many consider John Blankenbaker's KENBAK-1 to be the first commercial personal computer.

Koss introduced these headphones over 40 years ago, and they remain affordable favorites to this day.


Now that the battle between HD DVD and Blu-ray is done, it's time to look back at a previous format war that pitted the analog warmth of VHS tape against the sterile pixellated playback of a laser-wielding digital upstart: VHS vs. DVD. You'll never look at optical media the same way again. [thanks, Monty!]


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