I think Larian's response is them leaning into joke — by replying at all, they're boosting the original query, but they're also drawing a line on how far they're willing to indulge that side of things (officially). I refuse to believe that Larian are actually shocked or perturbed by this question, as their reply suggests, because bear sex is within the game itself, so they've definitely fed the fire. Pretending to be confused is part of the joke, I reckon