I'm a little confused. You said LiveKit powers Visio. But isn't Visio a CAD and drawing app inside of Microsoft Office?

Visio here is most likely a shorted "visioconférence", the French word for video conference, or online meeting.

It's the name of a french-developed open video conferencing software[0]. See the 1st prize result in TFA...

[0] https://lasuite.numerique.gouv.fr/produits/visio

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