Eugenics range from encouraging some people to reproduce to genocide and includes everything in between: selective anti-conception, sterilization, and abortion. Reducing it to just genocide is dishonest.

And, if we're going to judge by modern standards, it's not even unpopular in our times. The word was dropped after the atrocities carried out by Germans but often the same people who express their horror at the idea laud and support Planned Parenthood despite its roots and policy.