This confuses people. When someone talks about a digital signature and draws a key and a padlock. This is not encryption. Nobody signs documents with keys.
People perceive drawings better than text or speech. You pointed out, that in fact, nothing is encrypted, but like everybody before you, you draw something completely different. After your explanations, there will be another 1000 users who will assume that the records of operations in the block are encrypted, because they saw it with their own eyes in your video ... They remember 100% of visual, 30% of audial, and 10% of mental, visual have high priority in conflicts, or completly ignore all another.