NOT KNOWN FACTS ABOUT BUD NAKED

The form of Latin S occurs from Greek Σ by dropping just one out of your 4 strokes of that letter. The (angular) S-condition made up of a few strokes existed like a variant with the 4-stroke letter Σ already during the epigraphy of Western Greek alphabets, as well as 3 and 4 strokes variants existed alongside each other inside the classical Etrus