It says it in the article. Lift is created by turning a fluid. Just as a spoon in a faucet, it’s all how you “throw” the fluid in the direction opposite the direction of lift. This is angle of attack.
The year is 2312, and we still have to combat the Bernoulli-airfoil misinformation. Even though all you have to do is stick your hand out of the window of a self-driving drone and twist it around a bit.
I find it hilarious that in the future everyone is more capable than the present at inventing things and also simultaneously these same people are incapable children who can’t use anything manual. It’s concerning that people dream that way.
https://www.grc.nasa.gov/www/k-12/airplane/wrong2.html