Useful scripts/snippets for Linux (maybe BSD/MacOS?)

ScrnTearFix - fixes screen tearing on Nvidia GPUs in DEs such as plasma and gnome
screenlayout - sets my screen layout (1920x1080 & 768x1366 to the right)
einstein-setup.sh - script to setup and install the einstein tool for DCU students
einstein-upload-all.sh - script to upload all files of a specified extension to einstein
hypr-scrnshot.sh - simple script for taking screenshots on Hyprland
start-virtual-cam.sh - use ffmpeg to create a virtual camera so that more than one application may access the camera
qt-fix.sh - recompile QT-GTK themes from the AUR against the currently-installed version of qt5 and qt6
iommu-check.sh - lists all pcie devices and their IOMMU groups (useful for setting up vfio)
video-wall.sh, video-wall-init.sh, video-wall-select.sh - a set of scripts for easily setting a video as a wallpaper (e.g. some Wallpaper Engine Wallpapers) using mpvpaper and dmenu
other stuff - filenames are fairly self-explanatory

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