I'm using the pre-release testing version of TeXlive 2010. From what I understand from the TeXlive Guide, a new feature is that support for magin kerning has been added to XeTeX. From what I can ...
The microtype package allows to completely suppress ligatures. However, this feature requires pdfTeX 1.30 or newer. That's unfortunate if I'm using LaTeX or XeLaTeX while having to avoid ligatures. ...