However, if you check here, bitcointalk as an objective place and see all the topics about good websites you will see that people always say primedice and stake as the best places, this place is not moderated by primedice, there are other topics that did not started by Stunna or any primedice member and people still love it which I think is the reason why primedice is still number one.
Prime Dice and Stakes are one of best sites, and they have been there:
Overview of Active Casino/Dice Sites Accepting BTC (by Hhampuz, one of the best campaign managers in the forum, ATM). People can use the topic to get more sites and compare them to choose the best ones based on their own perspective.