on the lookout for suggestions

I simply relaunched my deep-dive quiz sport, Cognito Quiz, which has over 150 particular matters as a substitute of simply 'Common Information'. My predominant query is about long-term engagement: do you suppose the core loop of stay 1v1 battles, leaderboard and unlockable themes is a powerful sufficient cause to maintain taking part in, or ought to my predominant focus be on continuously including much more area of interest quiz classes?