You must have been a good boy Alan... Santa Claus was good to you!
Fret not, between the Clouser scale coupler and the San Juan/Protocraft Scale E type coupler we waited YEARS to get an accurate coupler.
Next up you need that 51-a switch stand with a bow handle.
(disclaimer - I'm not a modern era modeler, just one that recognizes that modern stuff will bring young life to an old timers hobby)