Spark a fire is so early 70s ala The Weathermen lingo
“Spark a fire is so early 70s ala The Weathermen lingo”
It goes back farther than that. Iskra, ‘Spark’, was the name of the political newspaper of the Bolsheviks in the years before they seized power.
You can bet that both the Weathermen and this current crop of radicals intend the reference.