Convergent evolution is a problem for Darwinian evolution because it means that biological similarity does not necessarily result from inheritance from a common ancestor.
Applying isn’t hard, there are tracks in the sciences and humanities, and scholarships are available.
Mass legalization of assisted suicide is not inevitable.
In impeding the emergence of genetics, Darwinian evolution was a science stopper, and not for the first time.
This is what happens when journals and media disqualify critical analysis of Darwinian explanations by fiat.