> >>>
> >>>Well this screams random arbitrary limit to me. Why does this limit
> >>>exist? What ever happened to the holy 0,1,infinity triumvirate?
> >>>
> >>
> >>I guess it eases implementation and there is no reason to go so high
> >>on columns either. The limit could even be lower w/o and hurts but
> >>1600 seems skyrocket high enough (read unlimited :-)
It is probably what fits in a single block.