Khaled Hosny wrote: > On Sat, Jan 01, 2011 at 08:26:38PM +0000, Joseph Wright wrote: >> On 01/01/2011 20:18, TeXWorld wrote: >>> Thank you Joseph. >>> >>> Have the LaTeX3 team ever thought of making LaTeX3 only work with LuaTeX >>> and XeTeX ? Why ? To integrate directly into the format fontspec >>> functionnalities for instance. >> >> We have not started on fonts for LaTeX3 yet, but to cut out pdfTeX >> would be a pretty extreme move. > > Just wondering, what benefit pdftex have over luatex (with the later > being an extension of the former), Currently: speed. luaTeX is quite slow compared to pdfTeX. (A non-representative test gave me about a factor of 3 for a simple document) But I still hope that there will be a boost in speed … > or is it about people who are not > willing/can't switch to new engine? Do we expect such people to be > welling/able to switch to latex3 either? That's what I alway say … With LaTeX3, nobody can (and will) claim backwards compatibility on machine level. cheers Arno