Earlier quoted context omitted.
The author misunderstands what Card is trying to say in response to her questions. Also, she evidently misunderstood Ender's Game quite a bit as well. Ender was suited to be a brilliant military commander precisely because he hated killing so much. A more bloodthirsty commander would have fallen for certain traps, committed certain errors of judgment that Ender was immune to. The nuance here is that Ender's strategic…
I would take issue with your view that Card isn't homophobic. From "The Hypocrites of Homosexuality" by Orson Scott Card: "Laws against homosexual behavior should remain on the books, not to be indiscriminately enforced against anyone who happens to be caught violating them, but to be used when necessary to send a clear message to those who flagrantly violate society's regulation of sexual behavior cannot be permitte…
I think the issue of employment discrimination is a bit of a straw man. If an employee isn't working out he/she will be fired eventually for some reason. If a firm's corporate culture is homophobic, chances are there will be some technicality that allows for the firing of an individual in spite of any laws restricting hiring/firing reasons. I think this applies to all such laws "protecting" any group.