HUMAN-ANIMAL EMBRYOS

AHB QUERY:   Although the creation of human-animal embryos is well underway it is not broadly discussed; and much less discussed is the possibility of allowing hybrid embryos to develop beyond currently recommended limits.  Do you feel there should be more public awareness?  

The analysis of Princeton University biologist Lee Silver on human genetic engineering more generally, below,  may be relevant to your consideration.  (running time:  under 7 minutes)