How long did it take u to learn this on a skateboard?

Question

a basic pressure slip in this video. how long did it take u to learn it? (if u did learn it) if u dont know how to do this then dont answer. iwanna know how long it took for u to learn this trick.

http://youtube.com/watch?v=49awysOYp4o

Answer 1

I am still working on that move