Sure, but is there anything in the world to which that doesn't apply? If OP wants to be "world-tier", he's going to have to put in time commensurate with other

Sure, but is there anything in the world to which that doesn't apply? If OP wants to be "world-tier", he's going to have to put in time commensurate with other "world-tier" people, no matter what he's doing.