An implementor's agreement on "subordination"

> When storing certificates in the cache, to index them by the DER of the
> DN with all Printable String's converted to T61 format.

Good idea! And it's easily generalized if ISO/CCITT allows a type
besides PrintableString and T61String, although canonicalization might
be more complex if no type is a superset of all the others.

-- Burt