I think 3 closevotes is less suitable for this site than 5.
I think that, because we have more subjective rules, it is more important that there is a broader consensus that a question deserves closure.
Worldbuilding.SE is the most creative Stack site; and that makes the rules the most subjective, the most open to interpretation. That is an unwelcome but ...
Short Short Version:
Close a questionable query fast, give the new OP some help on how to make it better, reopen the improved query fast. This is what "closing" a query is all about everywhere on SE.
What I've often seen occurring in WB is a scenario like the following: a good query gets asked but is poorly written (...
WB.SE needs to be 5 because we are such a multi-disciplinary stack
KeizerHarm already covers most of the reasons why 5 is good in his answer; so, I won't really go into repeating them, but for me the biggest reason why this is true of WB.SE is because WorldBuilding is multi-disciplinary: this makes bad close votes much more common here than in other SEs ...
5 for close, and mods are not participating in closure, only delete spam and pornograpfy
3 for open
What the point in discussing 3 or 5 if half(won't look for it atm) of q's solo closures of mod? We are ahead of the whole se network for average close votes. (All my subjective observations, not actual stat, which woukd be interesting to see)
I do agree that ...