My useless as everyone else's prediction: Bernie bro at 17, who went full accelerationist. Pro-Trump, and then when everything didn't blow up, decided he was going to throw the country fully into anarchy taking out Trump.
Would explain the Democrat donations while younger, to the Republican registration, and the jump off the cliff of sanity into assassination attempts.
The gubbermint's comin to take ar sporks! Not even Alex Jones saw this coming :(