The ship is a tomb, not an amusement attraction for rich men. Let it be so the men can rest in peace.
Paul Allen has been completely respectful during these discoveries. If I remember correctly, as they are war graves, he keeps the precise location secret.
He’s the least of the problems.
Saw a report where Chinese companies want the low-background steel made before atomic bombs started exploding. The major source of that these days: sunken warships.
Here’s one report on the subject.
I think he simply funds locating these, several so far. Don’t believe he desecrates them in any way.