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Personally I also found that running in MODE 7 (the teletext mode) was far faster than any of othe other screen modes. The video had to handle 20K of screen memory in MODEs 0-2, 16K in MODE 3, 10K in MODEs 4 and 5, and 8K in MODE 6. MODE 7 required just 1K. So, not only were screen updates massively faster, the hardware had to spend less time accessing the ...


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