The later Atari 800 port required a more complicated handling of string variables. The three ports were finished before Avalon Hill saw the game at a gaming convention and licensed it in 1982 as one of its first computer games.
The subsequent Atari 800 adaptation demanded a more sophisticated handling of string data. The three ports were completed prior to Avalon Hill discovering the game at a gaming event and licensing it in 1982 as one of their initial computer games.