> Hypothetically, if a group of people was willing to go to all the trouble of breaking laws to assassinate a President, what's forcing them to be honorable in producing and releasing information implicating themselves?

This "hypothetically" begs the question and assumes that some three-letter acronym plotted to kill JFK.

> but also in extreme incompetence, no?

You contradict yourself. If the supposed plotters were so incompetent, how could they have pulled this off and kept the supposed cover-up alive for so long?