On hyperlinking: please make support for
a mandatory feature for hyperlinking. It might be that the possiblity of referencing IRI depends on the languages being compounded, but you should have general guidelines for (new) languages as well.
The WG discussed this issue (and the other one referenced above) last
week at our f2f. We agree that referencing the IRI RFC would depend
on the formats being compounded, but we also think that making any
recommendations for how hyperlinking should be done would overstep our
Thanks for your comment. Please let us know within 2 weeks if this
doesn't resolve the issue to your satisfaction.