I might point out that the whole idea of using any kind of animal as transplant tissue in the early eighties hardly portends a Terrible World That Evos Don't Run.
'Twas ego killed the child.
No, Baby Fae is not a poster child for anything. Baby Fae is a tragedy.
As for ego...evolution said the material would not be compatible, Biblical literalism dismissed the evidence.
The child was dead. It was an attempt to save her life. She lasted twenty days. Christian Barnard's first heart transplant lasted......18 days.