"you're better off on Stormfront discussing how evil brown men are taking innocent white flowers." Infinite Chaos
Or, in the Palladin Press case, a publisher of self-help books published a "How To Get Away With Murder" manual. A purchaser of that book followed the instructions and a murder took place. The publisher, facing conspiracy charges, withdrew the book from circulation as part of a plea agreement -- even though many 1st Amendment pundits thought he would win.
Is it helpful to talk about killing a president? Generally it is not.
But we can vote. If elections are stolen...then all bets are off.