Originally Posted by Synthetic Decay
Very valid points in regards to comparisons.
As for where the talent is coming from, as is the case with most sports, i just think that there is more interest and a better structure in place for boxing in certain countries at this moment in time.
That's more or less it. No need for NFL Cold War conspiracy theories. Countries with a better infrastructure for boxing and who put more of a focus on the sport are going to produce more top fighters than those which do not.
High levels of poverty also help at the grass roots level by providing a large number of willing participants.