Welcome to our weekend Apple Breakfast column, which includes all of the Apple news you missed this week in a handy bite-sized roundup. We call it Apple Breakfast because we think it goes great with a morning cup of coffee or tea, but it’s cool if you want to give it a read during lunch or dinner hours too. Where did it all go wrong for the iPad?If you look at the top numbers, Apple appears to have had another record-busting quarter. But even the most flourishing gardens have weeds, and (at risk of mixing my metaphors) the most obvious fly in Apple’s Q4 ointment was the performance of the iPad…