I'm 26 and doing something similar to you - working a contracting day job and building a product in the evenings. This means I'm up between 8am - 2am on weekday

I'm 26 and doing something similar to you - working a contracting day job and building a product in the evenings. This means I'm up between 8am - 2am on weekdays (6hrs sleep) and catch up on sleep on the weekend.