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@ValerieGMarlowe @drewdaraabrams Absolutely! I need to get to a computer. But 1.1 to 1.5 m/s for a mobile adult of average height is a good starting place, per Isobe et al 2004 https://t.co/Ko0LErTuSM and Gwynne and Rosenbaum 2016. https://t.co/3SA2USyN1q