The shape of Latin S arises from Greek Σ by dropping 1 out in the 4 strokes of that letter. The (angular) S-form made up of a few strokes existed as a variant from the four-stroke letter Σ currently while in the epigraphy of Western Greek alphabets, as well as https://milouhfyo.theobloggers.com/37465388/not-known-facts-about-bud-naked