They also missed their humming rituals. As the meetings moved online, two-thirds of the respondents said they wanted to explore new ways to create rough consensus. “We need to figure out how to ‘hum’ online,” said one member. So the IETF organisers experimented with holding online polls. But members complained that virtual polls were too crude and one-dimensional; they crave a more nuanced, three-dimensional way to judge the mood of their tribe. “The most important thing to me about a hum is some idea of how many people present hummed at all, or how loudly. Exact numbers don’t matter, proportionality does,” said one.