Replying to The list .. What are the 10 most technical sports on the planet?

What in your opinions are the hardest sports in the world to be the best at both technicaly and hardest to go pro at (given the number of people that do them)

This is my list of the top 10 most technical sports.

1)skating
2) football (soccer to seppos)
3) motor x
4) Surfing
5) Gymnastics
6)Skiing
7) Golf
8) FMX
9)Formula 1
10)Snowboarding

This is my opinion nothing more nothing less im just interested to see what you guys think I know it is NEAR impossible to define a sport but this is a good topic of conversation.