Taken from BlizzConline - for Max Graf and jackalennui and everybody else who does meshy things:

BlizzConline 2021 - World of Warcraft: Making of the...

I thought you'd appreciate seeing how something as big as Blizzard handles their mesh creations.

Excellent video. I wish many more of our creators understood the basic principals that the artist focussed on in this. That skill of taking a high poly model and reducing it through re-topology into something acceptable to the graphics engine rarely happens in SL.