Since that was basically a trap, I don't think that would be a good leisure location.
But when I think of gambling in Star Trek, I think of Risa. And many loved the idea of Ferenginar having a casino, for high stakes gambling for Latinum.
As for Vulcan, there was a recent thread asking for more to do on canonical worlds and was suggested they add the captial city, I for one wanted the Vulcan Forge added. Andoria was mentioned, and adding an Andorian city.
So who knows if Cryptic will able to get around to doing such an endeavor.