came here to say this. how many more revs can there be?

Thanks for pointing me here. I hope they fix it in the next beta. I could be adding more features for users if I don't have to think about this :)

Thanks so much for the additional thoughts (and objective c!) I wish I could accept both answers :)

FYI I made it go away by setting a non-transparent color as the background for the view, as well as the view.