Draw an object on the screen and it instantly becomes physical and interacts with other objects.


Saving and loading! (introducing the XML-based .pp file format)
Smart pin placement: While the pen is on the screen, you can move the pin around. It’s position is fixed when you lift the pin. While you drag the pin around, the objects that are about to be pined are highlighted.
Smart deleting: Deleting also works just smart pin placement. Also, pins can now be deleted.
Toggle viewing window visibility with select.