The Opening Ceremony included many memorable moments -- some somber, others inspiring -- but few were as purely fun as the human pictogram performance. What, do tell, is a "human pictogram performance ...

A pictogram shows the frequency of events using pictures. A key that shows what each picture is worth is needed to be able to read a pictogram properly.

"Pictograms are usually drawn on a white background," says Hiro-pon, "so we initially thought about performing against screens. But that would mean a lot of people would be unable to see us.

Gan ddibynnu ar y canlyniadau, gelli di ddefnyddio siart bar, siart cylch, graff llinell, pictogram, diagram amlder neu ddiagram gwasgariad. Dyma wers yn cynrychioli data mewn pictogram.

The pictogram does not change until the step is completed, and images in the sequence can be customised. Franck Depaillat, director of innovative programs at Equadex, added that the app could help ...