* The usual scanline effect of CRT monitors is barely noticeable on the Amstrad CTM colour monitor. But it is very pronounced on Amstrad monochrome monitors.
* The slot mask is the texture that is visible in the CTM colour monitor. CRT masks do not exist on monochrome monitors.
* To test emulators VSYNC: [https://www.cpcwiki.eu/forum/emulators/sugarbox-a-cpc-emulator-for-windows/msg245065/#msg245065 Source]
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=== Graphics ===