When the UI is updating (which should only occur on inputs which have dependencies), the view should be disabled indicating that there is a callback occurring.
When new fields are added (or made visible again) they should be highlighted with something like ".alert-info" which will disappear upon focus. When the new fields are below the fold, a caret should be visible indicating the change.
Commit 96f2313 contains some of the enhancement for the second paragraph.. Namely fields which are newly added or made visible again are highlighted with alert-info.
When the UI is updating (which should only occur on inputs which have dependencies), the view should be disabled indicating that there is a callback occurring.
When new fields are added (or made visible again) they should be highlighted with something like ".alert-info" which will disappear upon focus. When the new fields are below the fold, a caret should be visible indicating the change.