Yes. There are harder content for better reward, just as it should be. If someone needs better reward, then he should put some effort.
Effort-reward imbalance cause much more harm than good, and that's scientifically proven. I know that it's just a game and most of us are playing for fun... but there's not fun if someone put less effort and his reward is higher. Even the simple games, such as pinball, is giving you more points if you're more skilled(and know then to use each bouncer.
The reward urges us to seek new and better solutions, including creating bonds with other people, leading us to strive to be better. By giving up this WHOLE, we only cause stagnation for ourselves.