Theres no replacement for experience, which Sureno has plenty of
Coleio is learning a completely new skill late in life, to his credit he has immersed himself in research and done his homework.
Nonetheless, no n00b is gonna suddenly become King at anything within a coupla years unless they do somethin EVERY DAY
I reckon that after about 5000 hours is about what it takes to learn 90% of everything about most skills or trades
Doing your own homework is much slower than having a mentor, but OTOH some mentors can pass along bad habits, so if you choose the homework path I belieb one gets a broader POV