Harry decided not to remind Draco of the time when they were caught up in Cymbeline's fairy tale world. Their peace was still tentative.
He also thought that telling Draco about Regulus would be deadly when Draco already assumed Harry had wanted one Black brother. Besides, Oliver was older, but he wasn't that much older than Harry.
Even if Harry hadn't looked twice at another of his peers since Draco.
Draco -
Maybe I meant men figuratively. And if you did know him, I certainly wouldn't tell you about him! The rest, I'll have to think about.
I was invited to the opening of the Boot Hand Clinic at St Mungos, and I think Remus is going to make me go. Will I see you there? I think I can stand it now