Earlier quoted context omitted.
It involved men having sexual relations with other men, right? I'm not sure how different it can be, or why you're putting scare-quotes around it. Anything involving sexual relations between men is anathema to Christian conservatives.
A whole bunch of reasons: (1) was it homosexuality or bisexuality? It is questionable whether the distinction between the two even makes sense in an ancient Greek context (2) it was socially acceptable for a grown man to have relations with a teenage boy, but a grown man having such a relationship with his social equal (another free adult male) was (generally speaking) viewed much more negatively; by contrast, in the…
The entire context of this question is about what "conservative" means, and we're talking about modern American conservatives. It's entirely relevant; you're the one going on a weird tangent about ancient Greece when I merely brought it up to illustrate that mores change over the centuries and between cultures.