The facts (though defendant's main challenge relates to the facial coverage of the statute):
Arthur [through his company, Tackleberry Solutions, offered] … "training," with the goal of "help[ing] the average person to be able to defend themselves" against "a tyrannical government of our own or an invading tyrannical government." He published videos and sold manuals online with titles including "Fatal Funnels, Wartime Tactics, Repelling the Assault," and "Quick Reaction Force, Modern Day Minutemen, Improvised Explosives." …
The FBI began investigating Arthur following a fatal incident in June 2020 involving one of his customers, Joshua Blessed. While searching Blessed's home in Richmond, Virginia, the FBI found fourteen live pipe bombs that were identical to those described in Arthur's ma

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