> *2. Custom Fields*
> 
> You can now add custom fields during your inspector session. Invoke the 
> field-list menu and choose "add field..." at the bottom.

If, after having added a field, one swaps to the explorer via the 
bottom-right button, a dialog appears warning that the field will be 
discarded. This dialog has a 'yes' and a 'no' button, but both lead to 
the same behavior: the explorer is installed.

Stef