Error messages given when changing the name elements are now more targeted.
Diagram Assistants now only appear on selected elements, improving the interactivity.
A minor layout adjustment and renaming of buttons for creating types.
Errors in the source editor are much more discriminate in that only leaf errors are displayed. This makes the errors much more targeted to the line on which they occur. This also helps with reducing the number of errors displayed in the Problems view.
The cell editor in the Properties section is now a drop down that provides quick buttons for setting, canceling, or removing property values.
The information tooltips now use balloon-style windows.
Visualizations for elements can be changed via the new Visuals section. This allows the visual depiction of an element instance to be customized for that instance, and, if applicable, allows the depiction to be promoted to a type – making the change to all elements of the selected element’s type.
When opening a file, the subeditor that you were in when you last saved the file is restored. Saved and closed the file in the source editor? The next time you open the file, the source editor will be in focus. Editing a representation? That representation will be in focus the next time you open the file.
Double-clicking on problems in the problem view will change the focus in the Acme editor to be on the element that was the source of the problem.