The Events home screen can show weather and other "at a glance" information the same way the lock screen does. You can plug data into it just fine.

You also do realize that tapping on each notification will bring you into the respective app for actioning the event?

The UI with Harmattan on the N9/N950 is an END USER product. Quite frankly, most users don't give a flying **** about processor speeds. It's controlled by a speed stepping governor and does a better job than you can.