This is one of the rare full length articles I’ve ended up reading all the way through. While strongly worded and fairly designer biased I think it makes some truly good points. I’ll consider writing more on this myself in the future.
You can’t say Apple doesn’t pay attention to detail;
In July 2002, Appled filed a patent for a “Breathing Status LED Indicator” (No. US 6,658,577 B2). They described it as a “blinking effect of the sleep-mode indicator in accordance with the present invention mimics the rhythm of breathing which is psychologically appealing.”