watch these
jumpbug tutorial:
https://youtu.be/s-GZXkXPBBE
longjump tutorial:
https://youtu.be/exZVaRBfC44
cs2 longjump bind:
https://youtu.be/FGEr8vnuwno
Q. What do you mean by pre?
A. Pre is the term referring to the speed before/during a jump in units/second