Why would an individual not wish to be associated with the creation of bitcoin?
It seems to me 2 likely explanations
One more: 3) They fear for their physical safety if it's known that they control millions of dollars in untraceable assets.
Isn't that a bit of a contradiction?
The assets are untraceable, but you know who owns them?
'control' is not a contradiction for 'own'. please re-read joel's post.