The usage of this Phoenician letter for the vowel audio is due to early Greek alphabets, which adopted the letter "omicron" to stand for the vowel /o/. The letter was adopted with the worth in the Old Italic alphabets, including the early Latin alphabet. Spotify is unavailable on this https://canalinfantil33210.blogproducer.com/44507398/musica-infantil-no-further-a-mystery