The key is big pots as a mature hop plant can run 15-20' tall and all of that is annual growth. Cascade will grow just about anywhere.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk