I don't know scooby, but I would just keep doing what you're doing. Maybe your DB'ing and GAL'ing is starting to work? He's getting annoyed that you're not paying as much attention to him, perhaps? The pursuit and distance cycle...let him think you're too occupied to get annoyed by him for a while...
Me 53, XH 57 M 20 (+1.5) years, no kids BD June '13 H moved out July '13 Confirmed long-suspected PA Feb '14 H filed for D Nov. '14 D March '15