Im sure everyone here knows (that means we dont know) But, many many years. Maybe 8 years. Thousands of hours of study and practice. But dont let age deter you! The oldest person yo be given GM title was 80
Can have a challenge matched , M 1400 idk your elo and if I won (unlikely) then so be it , and if u (whispers* which m sure abt) did just lmk where i went wrong ,