Here it seems really as fast as 0.130 (I don't have 0.133 handy)

However, I found out that Nintendo logo in DKC only get screwed if you fast forward. Otherwise it is ok...

Tonight I might try to implement offset per tile... it is well explained in Anomie's doc and it seems I only need to understand exactly at which step of MESS (x,y) calculation I have to add the h/v offsets wink