[osis-core] x- usage?

[Steven J. DeRose]

On element that do *not* provide any predefined type values, should 
we still restrict users to prefixing their values with "x-", so that 
we can safely reseerve values later if we want to, and so that user 
extensions are always readily findable?

S
-- 

Steve DeRose -- http://www.derose.net
Chair, Bible Technologies Group -- http://www.bibletechnologies.net
Email: sderose@acm.org  or  steve@derose.net