The second-life knockoffs were only necessary because of the trade-off they made to target low-price HMD market and on-device GPU+CPU processing rather than PC VR or processing puck design. This photogrammetry based avatar stuff has already been working for years. See Meta's previous "Codec Avatar" in 2021 (https://www.youtube.com/watch?v=bS4Gf0PWmZs) or Unreal's MetaHuman (https://www.roadtovr.com/epic-metahuman-mesh-import-scan-rea...).