[XeTeX] xetex crash: interaction between interchar and linebreaklocale mechanisms

[Mike Maxwell]

On 9/9/2023 4:20 PM, Ulrike Fischer wrote:
> Am Sat, 9 Sep 2023 15:39:51 -0400 schrieb Mike Maxwell:
> 
>> I haven't tried LuaTeX in recent years, but it sounds like if you ran
>> Burmese through it and used the HarfBuzz shaper instead of the
>> default(?) shaper, it might work for Burmese.
> 
> Yes that should work fine, luahbtex is the default engine for
> lualatex since tl 2020 and harfbuzz can be used with latex +
> fontspec by using the option Renderer=Harfbuzz
> 
> see e.g. https://tex.stackexchange.com/a/515934/2388

Thank you, that is good news!

At this point, what are the advantages of Xe(La)TeX vs. Lua(La)TeX? 
Apart from the crash Andrew reported, and the staleness of XeTeX's 
development.  Or maybe putting it differently, are there any situations 
that require XeTeX?

    Mike Maxwell