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No-one thought the internet was a failed technology in 2006. It was a vital tool by then.

Handheld computers were an expanding market, dominated by Blackberry.

EVs were an immature technology but hybrids like the Prius were selling.

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You may remember this video featuring Facebook with a ridiculously high $15B valuation, Skype, YouTube and other failures: https://m.youtube.com/watch?v=I6IQ_FOCE6I
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