Will Robertson wrote:
> This brings up the question: is there any reason for us to keep the
> modules logically separate? An easy fix might be to add
> \RequirePackage{expl3} to the top of each l3module.

But there will still be a sensible order to load things: l3names, then
l3basics, then (hmm, don't know what's next!).

> Regarding the best way to fix this particular problem with l3tlp, an
> alternative is to move
>   \use_none_delimit_by_q_recursion_stop:w
> into l3basics, where are also defined "\use_none_delimit_by_q_nil:w" 
> and so on.

I'd agree.  My suggested fix was to get things working, but it seemed
obvious that the better solution was to move the entire thing earlier in
the code.
-- 
Joseph Wright