Leo didn't become a software engineer overnight. But he became the person in the room who could solve the unsolvable problem.
It took 0.4 seconds. That same task would have taken a human three weeks. Leo didn't become a software engineer overnight
Leo stopped being afraid of red text. Red text became just a conversation. Leo didn't become a software engineer overnight
Leo learned what a variable was. He learned why = is not an equation but an assignment. He typed print("Hello, Leo") and watched the computer obey him for the first time. Leo didn't become a software engineer overnight