I think Veronica setup an identical demo copy in a VM and thus could easily screenshot the VM.
In the associated video, she explains exactly that - a Debian Trixie VM specifically for screenshotting https://youtu.be/E7vFdy4BEAY?si=WVBxmCPLVEdRBbtU&t=114
alt Hacker News
In the associated video, she explains exactly that - a Debian Trixie VM specifically for screenshotting https://youtu.be/E7vFdy4BEAY?si=WVBxmCPLVEdRBbtU&t=114