These are Thalamus's Real DMD Videos (https://vpinball.com/VPBdownloads/alternative-real-dmd-videos/) "DMD'ified" for virtual DMD users - resized to 1280*320 resolution, pixelated with a dot overlay.
Video is game logo, year, manufacturer looping.
Use as you want, DMD video for EM tables, front end only, whatever...
Extract and copy the files you want to use into your front end dmd video folder
1.61 conversion of all files up to V1.61 Thalamus Alternative Real DMD Videos
1.62 additional titles