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Continue to ChatGM and Segway working on self-balancing 2-wheeler https://polizeros.com/2009/04/07/gm-and-segway-working-on-self-balancing-2-wheeler/
GM and Segway working on self-balancing 2-wheeler https://polizeros.com/2009/04/07/gm-and-segway-working-on-self-balancing-2-wheeler/