Microsoft is GM. Apple is BMW.

April 26, 2010 was a big day for Apple. That was the day it surpassed Microsoft as the most valuable technology company.

Kids who have grown up with the iMac, iPod and iPad may greet the news with a yawn. But those of us who remember the early days are somewhat stunned. Who would have thought ten years ago (let alone twenty or thirty) that Apple, which proudly refused to compromise its...