Huge playlist archive with high quality demos: https://www.youtube.com/playlist?list=PLxOanVBhqd3uvbm6zFvcoyecpU-6qzb1v
This slideshow demo with 15 phenomenal nice looking pictures made by Mac was made by Batman Group and you will need Beta Disk (The program SAMdisk can change .SCL to .TRD so it also can run on DivIDE/DivMMC devices) or you can make a .SNA og .Z80 snapshot of it in an emulator and it will work just fine on your 128k machine. You can download the file here: https://zxaaa.net/view_demo.php?id=12461
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