AU

Regarding 3, it is easy to get something quickly:  Few observations: * `vtkAssembly` does not seem to work with `vtkLocalView` (VTK.js) * As-is I'm getting too much output in...

FYI: with the current implementation VTK.js based rendering seems to be rather quirky, less so with remote rendering. With VTK 9.4 where is also a WASM option if I understand...

I can reproduce the issue with 7.8. I'm afraid that a workaround will be to not use the bool op in one shot. I.e. do something like this ```python from...