That 1937 Act was a gift/protection for Big Lumber & the traditional Newsprint from wood pulp folks. It prevented Hemp based Newsprint as competition.
You ever hear of the “Sugar War”? The Pittsburgh Mob figured out during Prohibition, if you controlled the sugar, you control the market.
Back then Welch’s grape juice made a thing called Welch’s Bar
Non descript package, Size of a bar of soap.
It was sugar and yeast.
You bought that and the grape juice, kerplunk! and through the miracle of time you had hootch
Then I met this Fellow called James Trafficant, He was the Sheriff, Then a Congressman...