1. 2021-04-30 [1] [R-SIG-Mac] R-gui slow since last update r-sig-mac ALPEROVYCH Ya 2. 2021-04-27 [3] [R-SIG-Mac] R-devel High Sierra Binaries r-sig-mac brodie gaslam 3. 2021-04-06 [1] [R-SIG-Mac] R macOS .tar.gz format for latest stable r-sig-mac Olivier Celha