No. Definitely not worth it.
Wheels are one of those places where you can spend a little money to get the low hanging fruit, and then spend a helluva lot more money for extremely minimal additional gains.
People tend to very easily forget that tubes/tires make a much bigger difference in performance than wheels.
A good pair of tubes/tires and low profile al wheels will be faster than a $3k pair of deep aero wheels with awful tires.
Physics is more important than marketing when it comes to real-world performance.