Don't forget he was married to her in the future so at some point he pulled her.Didn't Barkley pull the same shyt?
Quark was creating bootleg secret custom holosuite programs of Kira and who knows who else.
Geordi's problem was that he fell in love with the clone, not the original, then tried to treat the original like the clone.
Besides....it probably was real, to her. Like Minuet and Riker. The Moriarty arc, Voyager rebel hologram arc, the Doctor and particularly Vic the lounge singer showed that the holograms were self-aware.