Working in the casino industry, I think its likely enough to hit a hot button for some players... taps right into the vein, as it were.
That said, I think johname is right about the potential downside to actually using it for that purpose. Might be perceived as predatory in nature.
Tough call on that one. Might have potential as a casino review site as well. The gambling addiction /support site is the other side of the coin.
If you want to do something twisted and gimmicky that might get the attention of digg or reddit, you could make both pages and give a 50/50 chance of getting either one when you hit the sites landing page.
Name itself is probably mid to upper xx.