Obviously battery technology and prices have driven a lot of the scooter explosion, but I feel like Dean Kamen must be at least a little grumpy about how much people laughed at the idea of the Segway.

"E Scooters", by Randall Munroe, licensed under Creative Commons Attribution-NonCommercial 2.5 License

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Obviously battery technology and prices have driven a lot of the scooter explosion, but I feel like Dean Kamen must be at least a little grumpy about how much people laughed at the idea of the Segway.