I think that's a very good question and I think a smart person would realize that such ideas tread into problematic territory. I would hope that people working in the field would be very aware of the problematic history of eugenics and would understand complicated terrain they tread.

Nick Bostrom seems to believe that exercising caution in the exploration of such powerful technology is getting in the way of important science. He seems to think that scientists shouldn't be burdened with such silly things like how their work might negatively impact society or how they might be able to communicate their ideas without using racial slurs or whatever.