metacity-3.30.1-2.fc29 was installed into a freshly loaded USB device with F29-SOAS-x86_64-20181127-Live.iso, a fedora-respin, before it was booted.
Home View showed as expected.
Updated Fedora-SoaS-Live-x86_64-29-1.2.iso and this bug is gone.
works when installed in SoaS 27 RC-1,2
tested with sugar-runner-0.110.0-8.fc30.x86_64 xorg-x11-server-Xephyr-1.20.4-3.fc30.x86_64