[XeTeX] Font protrusion --- new or old ?

[Stephen Moye]

On Feb 7, 2009, at 5:16 PM, Jonathan Kew wrote:

> I wonder if a similar approach to hanging punctuation could be
> implemented using \XeTeXinterchartoks, though; that might be less
> intrusive as it doesn't involve making the characters active.

Interesting... care to give a hint as to how that might work, something
to get me started?

Thanks.

Stephen Moye