> how come I can trivially change brightness on a laptop monitor but none of my desktop screens? If DDC/CI support was more consistent and universal, this woul

> how come I can trivially change brightness on a laptop monitor but none of my desktop screens? If DDC/CI support was more consistent and universal, this would be really easy to do. https://en.wikipedia.org/wiki/Display_Data_Channel#OS_support_for_DDC/CI https://en.wikipedia.org/wiki/Display_Data_Channel#OS_suppor...