One more SD card test - found entire card as 100% writable without single error on one

Video can be also seen at https://video.fc2.com/content/20220408VZrYHKv3 OR https://youtu.be/KQYWKSaqHho

Related to https://ausertimes.blogspot.com/2022/04/example-video-which-was-used-in-attempt.html