It possibly enables you to build the wrong thing, 10x faster.
Do you think the company will let you just have fun learning for the other 90% of the time that you can free up? They’ll just expect more output. Being able to write code 10x faster will likely not free your time enough to become a 10x problem solver.
No, it frees you up to spend your energy on thinking about what the right thing to build is. If your head is buried in code all the time, that's when you can't stop and look at the bigger picture and ask if you're building the wrong thing or not.
Do you think the company will let you just have fun learning for the other 90% of the time that you can free up? They’ll just expect more output. Being able to write code 10x faster will likely not free your time enough to become a 10x problem solver.