>Not necessarily. Offer the user either "column paging" or "line snaking"
>modes to choose from. In the former, when the user scrolls down one line,
>you remove the first visible column and move subsequent columns towards the
>first column, then fill the last column with new content. In the latter,
>you simply move one line up into the last viewable column and pop content
>backward through prior columns.
I would dislike this. In a paged viewer, it would be unnecessary, and
with my reading model, most distracting.
But that's just me ;-)