Can’t read the whole article, but it sounds like copyright violations. Exchanging the face is really not enough

As to depicting people with Down-Syndrome: Nothing illegal about that. We can only hope that Trump outlaws forced diversity soon. Seriously, someone who’s outraged that marginalized groups are depicted in the same way as other groups, probably isn’t particularly supportive of that group.

For what it’s worth, while most people with Down-Syndrome can’t function in society without assistance, some have even graduated from college. There’d probably be more college graduates if it wasn’t for the stereotypes.