The new M4 MacBook Pros that launched last month have an unadvertised change with new quantum dot displays, according to display industry analyst Ross Young and reported by 9to5Mac.

Young posted on X that Apple is adopting quantum dot displays for the first time and that it's using a version of the film that is free of cadmium, which is toxic to humans. “In the past, Apple went with the KSF solution due to better efficiency and lack of cadmium (Cd),” writes Ross. TV manufacturers have been using a version of quantum dot displays with no cadmium traces for years.

The operator of the display motion blur testing website Blur Busters, which features flying UFO animations to help nitpick at display tech, also noted the M4 display’s...

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