"It's also a plus in my book that the tower controllers will have more interaction with the approach controllers (and vice versa)."
Well that statement certainly nails you down as a member of 'management', good egg.
Because that's how it generally was back in the day, when approach and aerodrome controllers were co-located in the same building, oh, and cross-valid on both functions.........Before 'management' started meddling with it.
You couldn't make this up.