In CT Wonderland, located on the far shores of the lunatic fringe, nothing is knowable, nothing is provable, and nothing is believable.
In CT Wonderland, nothing is knowable, nothing is provable, and nothing is believable.
Pssst Chappie.... Extract your head and pay attention.....
I'll present just one item that refutes your statement that "nothing is provable"......
It's very easy to prove that Lee Oswald could not have reached across the wide gap ( about 5 feet) and placed the carcano on the floor ( about four feet down ) from the aisle a the top of the stairs in the NW corner of the 6th floor.