I will never deprive anyone the right to indulge in the fantasy of alien UFOs who are not fallen angels. You can squeeze them in between Malachi and Matthew; 400 years of silence.
Qx held out for a long time on the possibility that some of the "ET's might be good guys." Maybe there is a 0.0001% chance of that or some such.
Mostly, he now more agrees with Guy Malone, that they are all highly likely to be some version of in cahoots with the king of hell.