Two telepresence robots roll into a human-computer interaction conference. Sounds like the beginning of a very nerdy joke, but it really happened (#2017). A few weeks ago in Denver, Colorado, a robot I was piloting over the internet from my computer in Idaho stood wheel-to-wheel with a similar ‘bot in a pink skirt controlled by a researcher in Germany. We huddled. We introduced ourselves by yelling at each other’s screens.

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