Also, at this point for the most/easiest portability most ANSI art today is Unicode encoded (most often UTF-8) rather than ASCII. (The block drawing characters

Also, at this point for the most/easiest portability most ANSI art today is Unicode encoded (most often UTF-8) rather than ASCII. (The block drawing characters in "Extended ASCII" aren't very portable, don't work on every OS, and also exist in a nice Unicode block that is portable.)