[FEATURE] To Rh7 developers: add Mantis software to _ReduceMesh

! _ReduceMesh
is nice but do not conserve UV mapping (RH-54062)

I found that

Maantis old editor professional edition
As an alternative,
is more robust, do not create holes and preserve UV mapping

It cost 36$ and you can integrate that into Rhino.

https://assetstore.unity.com/packages/tools/modeling/mantis-lod-editor-professional-edition-37086

I know is not so simple. Is just to push you to fix UV mapping bugs