With the stink of 90s steroid fallout still fresh and the A-Rod Biogenesis looming is 2013 turning the corner for the game and giving us the greatest modern era?
[Keep in mind I am assuming we are not filled with dopers]
We have young established stars that have broken out in the last year
Harper, Trout, Darvish, Machado, Puig, Hosmer, Myers, Altuve, Fernadez, Soto, Miller, Ryu, Davis, Marte, Goldschmidt, Segura, Stanton, Kershaw, Trumbolo, Freeman, Cepades, Chacin, Castro, Perez, Simmons, Harper, Tillman
Everyone of those players was born AFTER Ken Griffey Jr played his first MLB Game.