The eject button will be a win, my wife is still nervous every time she goes to unplug and sees that screen saying not to unplug it.
The Reader is re-teaching her bad habits for her iPod, that I spent 2 years un-teaching her.
The fix I'm waiting for is the application of the iLiad fix to the PDF Viewer in the Reader. I'm still pondering how Sony and iRex could both make the exact same mistake with out there being some out-sourcing going on...