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Apple Silicon M1 Disruption
First, Markitecture. A participant I won’t name argued that Apple Silicon is “just marketing BS”, that a “Raspberry Pi is an ARM computer just like an M1 Mac”. Knowledgeable participants gently explained that starting with the A6, Apple Silicon cores have been original Apple designs, they’re not just 64-bit cores licensed from ARM. An Hungarian researcher by the name of Dezsö Sima offers an exhaustive history of Apple processors that shows the transition to homegrown cores clearly started with the A6 device. Later, with the A11, previously licensed PowerVR GPUs were also replaced with in-house designs... More here.
Worth a read if you are considering one.