I notice that in V2016 there is now the ability to create Detail-Callout Markers that link to detail viewports, so that if that viewport moves to a different Sheet Layer or its callout number changes, the marker responds accordingly. Great! I can also see a tremendous need to provide a text string (hyperlink?) that does something similar, linking to a viewport or sheet layer. This way, when a sheet is added or removed from a set, matchline callouts, notes references or other embeded sheet refe