"The number of hours spent writing code is irrelevant without looking at the quality of the time. Lack of focus can be generated by internal and external factors. Internal factors are procrastination, lack of interest in the project at hand (you can’t be good doing things you do not love), lack of exercise / well-being, poor or little sleeping."
Get your ass up from the chair and go outside to exercise if you wanna reach Antirez levels of mastery