Saturated Color
Keep in mind that I don't use Adjustment Layers or commands for any of this. It's all done by blending layers of the image itself. An extra layer for saturation on top gives me more than enough "juice," so I dial it back to this reasonable level. (I also eased the blue lit area slightly further.)
As with the cropping, this decision remains flexible until the last minute, but as it happened, this had virtually nailed it.
Now, the tone...