From the article: "The benchmarks were run on a Lenovo ThinkPad X220 — a model not officially compatible with Windows 11 — which could have affected some results."
Your workflow was horrendous, and now it's merely bad. Don't touch any images on the card until you're sure that the images imported correctly AND your local and cloud backups have backed up the images. I assume you have local and cloud backups. If not, you should set them up right away. Really, cards hold a huge number of images and there should be no rush to empty them out.