> And it's a PITA to install

Curiously I found it a breeze since it didn't require digging out a flashable boot medium and pointing your BIOS to it. Calling a script from your normal desktop environment and having it automatically boot into the installer was really nice.

> with the partitions already in a good state)

What's this about? The script takes care of resizing the macOS partitions and creating new ones for Linux.