Marc is a bit pessimistic, I think. Maybe we won't have `real' URNs in
this decade, but for most document the URL *is* the URN. And indeed
the current caches use URLs in that way.
-- _________________________________ / _ Bert Bos <bert@let.rug.nl> | () |/ \ Alfa-informatica, | \ |\_/ Rijksuniversiteit Groningen | \_____/| Postbus 716 | | 9700 AS GRONINGEN | | Nederland | \_________________________________|