[Semi off topic] Just FYI: the new tbb build broke my blender git builds. because they removed tbb::task altogether: [ 374s] /home/abuild/rpmbuild/BUILD/blender-3.0~git.20211105T115134.1bc655c5aa6/source/blender/blenlib/intern/mesh_boolean.cc: In lambda function: [ 374s] /home/abuild/rpmbuild/BUILD/blender-3.0~git.20211105T115134.1bc655c5aa6/source/blender/blenlib/intern/mesh_boolean.cc:1399:14: error: 'tbb::task' has not been declared [ 374s] 1399 | tbb::task::self().cancel_group_execution(); https://devtalk.blender.org/t/upcoming-blender-build-fails-with-tbb-2021-4-0-error-tbb-task-has-not-been-declared/21580 So be aware, that the new tbb may have side effects in other projects as well.