Mainly a test of image alignment and scaling to work around a problem appearing in follower email versions of this blog.
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Why you should reconsider whether you let your Mac automatically download and install ‘silent’ updates, and what you can do instead.
Apple seldom posts Support Notes to guide many users to solve problems, but prefers them to access Apple Support one at a time. Why this inefficiency?
Why many had problems, what they are exactly, what you can do about them, and how they should be prevented.
CTS scheduling and dispatch of background tasks has no user interface, and no controls. How can you tell that there’s a problem, and what to do about it?
One was just a bit wonky, the other has made a mess of many who installed the update. So what went wrong?
Disk Utility can’t image APFS volumes, and normally returns an error if you try to image a container. Here’s the workaround.
The more you look at changes to Mach Absolute Time coming in Apple Silicon Macs, the more messy they become, largely because the docs are so incomplete.
Highlights some potential issues with third-party products running under Big Sur, and on Apple Silicon Macs, from the sealed system volume to mixed architecture tool chains.
The combination of a new kernel built just 10 days earlier with a set of new graphics drivers sufficed to bring many Macs to their knees.
The Eclectic Light Company 