Switched On: Missed app-ortunity

Each week Ross Rubin contributes Switched On, a column about consumer technology. It's difficult to remember as jam-packed a week in terms of industry announcements from major OS providers as the recent seven-day stretch that included a bevy of hardware announcements from Apple, a new tablet and OS upgrade from Google, and two major operating system releases as well as an unprecedented hardware release from Microsoft. Of course, as would be expected from these dominant digital ecosystem stewards...