A tale at Folklore.org by Andy Hertzfeld. This time the topic is the famous signing of the inside if the Macintosh case by the Mac team. It begins:
"The component of the Macintosh hardware that had the longest lead time was the hard tool that molded its distinctive plastic case. After tweaking the case design for more than six months and building a small production run of 50 units with a soft-tooled case, the final design was ready to go out for hard tooling toward the end of February 1982, so we could meet the ship date that we were aiming for at the time, which was January 1983."

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Signing Party