alt Hacker News2015: If we solved taxis it would transform the world completely
2020: If we solved currency it would transform the world completely
2021: If we solved delivering small items within 30 minutes it would transform the world completely
2022: If we solved being able to sell jpegs it would transform the world completely
2024: If we solved the programming part of software engineer's jobs it would transform the world completely
Couldnt have said it better myself.