Waveform 13 on Debian 12 Bookworm / Plasma 6

Insane flickering whenever the mouse moves. Screen stabilises when ALT+TAB to another app and back... recorded to help with debugging. I've put together an install guide for Tracktion Waveform 13 on Debian 12 Bookworm: https://zaretti.com/techz/open-source-software-for-content-creation-on-linux/#waveform13