The form of Latin S occurs from Greek Σ by dropping a person out from the four strokes of that letter. The (angular) S-shape made up of a few strokes existed as a variant with the 4-stroke letter Σ by now in the epigraphy of Western Greek alphabets, and also https://dantecwmcr.blogsumer.com/30751932/a-secret-weapon-for-bud-naked-mushrooms