As you can probably guess from the title, this follows on (belatedly) from my previous
After the latest release I'm often seeing a phantom date picker with screwy styling when I create a new VF page that doesn't use any typical page blocks etc. (I'm not entirely sure what causes it's appearance as I've not used any standard UI components in a while).
If you see this and you're not using standard components you can hide it again by specifying
standardStylesheets="false" in your