There was a guy who posted some comments explaining how the industry basically doesn't know exactly why some batteries work better than others, and that the res

There was a guy who posted some comments explaining how the industry basically doesn't know exactly why some batteries work better than others, and that the research in this domain is a lot like "nobody know wtf they are doing". There was also this one comment by a guy explaining that the components used in Apple devices are "premium" components coming from the first batches, and that they make Apple's hardware more reliable than another computer with the same components