Why is changing displays slow?
Fresh3 days ago
Mar 15, 2026115 viewsConfidence Score0%
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Problem
I've had many laptops over the course of many years, and while many things have sped up, one thing remains as slow today as it was years ago: (dis)connecting an external display. What's taking it so long to detect the new display and update the pixel buffers? I use Macs primarily, but I think this …
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Fix for: Why is changing displays slow?
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I certainly don't know the answer, but I'm reminded of something I read in Owen Taylor's Boot Poster Challenge: ... the natural latency of external systems - the time it takes a monitor to respond to a DDC probe ... DDC seems to be an I2C-based syst…
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