For those to whom it is not a chore to write in readable English:
There are many people that have CH imports. As for genetics, figure they're all normals, not the gene-carriers you wish them to be, and pay accordingly. There are some imports that have proven to carry desirable traits, but not many.
Many traits have been proven out from imports.
Feels like I've been too long on the merry-go-round reading posts like the one quoted above.