Parts 2, 3, and 4 explain the practical ramifications of his sliding-window design (which differs from indirect addressing) much more thoroughly. In Part 3, he

Parts 2, 3, and 4 explain the practical ramifications of his sliding-window design (which differs from indirect addressing) much more thoroughly. In Part 3, he actually mentions that HackADay accidentally credited him with PC-relative jump due to a similar misunderstanding.