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Explanation of the TS2068 system variable at address 23693 for setting permanent screen paper and ink colors without clearing the screen. Describes how bits 7 (Flash), 6 (Bright), 5-3 (Paper), 2-0 (Ink) are combined, with a worked example (green paper + blue ink = POKE 23693,33). Includes a short BASIC program to interactively set colors by INK, PAPER, FLASH, and BRIGHT inputs.