A number of years ago I noted that Unicode did not contain all the characters in PETSCII, the character set used by the Commodore 64 and other classic Commodore computers. The Wikipedia page at the time even explained that some symbols were missing in their character table due to the fact that Unicode didn't support them. I decided to make a post about it to the Unicode mailing list, and some people there agreed. The discussion expanded to talk about other 80's systems whose character sets we...