Google Calendar will be losing a few features, Google Sync will be axed (on the consumer side), as will Google Calendar Sync, SyncML, the Issue Tracker Data API, and the Punchd app.

Google will be able to block third-party apps from using the Google Calendar Provider API Obviously, giving third-party companies the ability to view your Calendar events can pose a security risk.

Google has made a small change to the Google Calendar API that nonetheless could make a huge difference for developers and users. The Calendar API now supports push notifications - alerts sent ...