These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
Spiritual Successor: To NYPD Blue. The creator even worked as a writer on some later episodes, and Walter is named after one of the producers and consultants for NYPD Blue, former homicide detective Bill Clark.