well it started with 16 buttons thought to easy then 20 then 25 lol but i spose it makes no diff just the dialog isnt 1,2,3..20 and so but if u think its still to easy because 1 second is the fastest you probs wanna go :P decimals are super fast but yeh if u think its still easy ill up da buttons to 30! :P comment and rate plz :P