Since Babe Ruth is widely considered the greatest baseball player who ever lived, Magnus Carlsen would have to be the greatest chess player who ever lived (or be widely considered as such) for an analogy to make any sense. Since Carlsen just won the World Championship, such recognition is premature. Come back in 10 years to revisit the issue. If Carlsen loses the championship in the meanwhile, we may be talking about the next guy.
Since Babe Ruth is widely considered the greatest baseball player who ever lived, Magnus Carlsen would have to be the greatest chess player who ever lived (or be widely considered as such) for an analogy to make any sense. Since Carlsen just won the World Championship, such recognition is premature. Come back in 10 years to revisit the issue. If Carlsen loses the championship in the meanwhile, we may be talking about the next guy.