Firstly, bitcoin is used differently by different people according to their needs because bitcoin is a liberty coin. You can choose to gamble with your bitcoin while I choose to buy car with mine and 1maiu might see his own as a precious asset not to be sold for any reasons.

Creating another board for Gambling (Altcoins) will water down the strong effect of the gambling board in SEO.
You can simply report projects not accepting bitcoin. Besides, that shouldn't be a sound yardstick. It should only be applicable in the service board if they are paying their campaign participants in any other coin other than BTC.