[XeTeX] Performance of ucharclasses

[Philip TAYLOR (Webmaster, Ret'd)]

Keith J. Schultz wrote:

> 	2) Intellectual Property Rights
> 	     This controls modification of code and use thereof.
> 	      In our case, the author discourages this, and basically
> 	      denies us the right to do it.

He does /not/ deny you the right to do so; he discourages
you, which any competent native speaker of English would
recognise as being completely different.

Philip Taylor