Kevin: I don't think the additional move validation would have any noticeable effect on the server performance. I haven't noticed the sites where the rules are implemented correctly being any slower than this one.
(peida) Kas Sul on sageli ajaületusi? Tasulised liikmed saavad "Automaatne vaheaeg" kaudu seada vaheajapäevi, kui muidu oleks ajaületus. (pauloaguia) (näita kõiki vihjeid)