The use of this Phoenician letter for just a vowel seem is due to early Greek alphabets, which adopted the letter "omicron" to depict the vowel /o/. The letter was adopted with the value in the Aged Italic alphabets, including the early Latin alphabet. Pierwsze odcinki naszych topowych seriali, https://cristianubfjq.thechapblog.com/36155117/rumored-buzz-on-o-sapinho-e-a-borboleta