If they think there would be open engagements with the military then none of them are fit to war game the possibilities. Not that that wouldn't occur at all but it would represent less than 2% of the way resistance manifested IMO. He doesn't have the slightest idea how citizens would carry things out.
If he fears dissenting opinion on the internet I wouldn't worry too much about his ability to take it to the streets. Even if the military were called up to quell a rebellion I don't think his higher ups will ever give him the orders or the tools he imagines using on the American populace. Politics will rule the day and ruin his. 0bamunist takeover notwithstanding.
Massive Federal Raid in Lenawee County (FBI DHS moving "small army" against militia in Mich.)