Gilles Castel

Changing the backend to xrender fixed the flickering for me.

Unable to lock pid file probably means that it is already running. Can you check that? Or kill the program with `killall inkscape-figures` or whatever the equivalent is on MacOS.

@Multi-ux sent me a VirtualBox snapshot. I'll be investigating the issue today.

What terminal emulator do you use? Have you read the configuration section of the README?