The form of Latin S occurs from Greek Σ by dropping a person out of the 4 strokes of that letter. The (angular) S-condition made up of a few strokes existed to be a variant of the 4-stroke letter Σ already within the epigraphy of Western Greek alphabets, along with https://andytkaqf.theisblog.com/31504700/what-does-bud-naked-concentrate-mean