Philip Taylor writes:
> If there are only TFM files in the tree, then VMS will be as efficient
> as any other system in locating a particular file; if the tree has
it depends how well it caches, actually. does the search speed up
after one traversal?
> this area for which I was seeking clarification: is TDS defined in
> such a way that there is a TFM tree, a TEX/LaTeX tree, and so on,