Isn't it less genetic mutation and more the fact that the existing humans are more readily identified as being good at certain sports and with globalisation, shared knowledge, talent spotting, etc. these people can much more rapidly find a sport that makes the most of their genetic gifts?
Isn't it less genetic mutation and more the fact that the existing humans are more readily identified as being good at certain sports and with globalisation, shared knowledge, talent spotting, etc. these people can much more rapidly find a sport that makes the most of their genetic gifts?