INDICATORS ON @ YOU SHOULD KNOW

In Morse code, it is referred to as a "commat", consisting from the Morse code for that "A" and "C" which operate collectively as a person character:   ▄ ▄▄▄ ▄▄▄ ▄ ▄▄▄ ▄ . In Dyalog APL, @ is used as a purposeful way to switch or switch facts at particular locations in an array. A schwa, as the particular schwa cha