As the battle for the classroom rages on, Apple’s decision to sell PowerSchool back in 2006 looks like one of the worst decisions in K–12 in quite possibly their history. If they still owned it today, many schools would probably not even be considering Chromebooks. Having their own SIS would give Apple a lot of integration options for iPad and apps like Classwork.
Over at 9to5Mac, I look at why Apple selling PowerSchool in 2006 was a key mistakes in its K-12 strategy. You can read it here.