As someone who has grown trees with
too-long branches in the past, I would advise making some cuts, at the right time, with the right tutelage...which is a live-in-person kind of arrangement.
It is good stock, but allow me to be critical. When I look at this tree, after I get past the large pruning scar front and center on the trunk, I begin to see a bundle of asparagus spears. This absolutely will not improve on its own, and actually, in my experience, it gets worse because you invest time and effort building that beautiful ramification on top of the problem. It makes it emotionally difficult to make the cuts you needed to make in the first place. Right now, you are at "the first place".
Here is what I see:
The long, straight, taperless branches should be replaced with shorter branch sections which introduce taper:
In a few years, your tree will be very close to the size and volume it is now, but built on a better, tapering set of branches:
