In order to make Shane's Symlink product (soft links to objects based on path) really usable, some sort of Observer interface is necessary. I know there was some discussion of implementing this in the Interfaces wiki and in zope-ptk. Did anything ever come out of this? Or was it never implemented? -- Itamar S.T. itamar@maxnm.com Fingerprint = D365 7BE8 B81E 2B18 6534 025E D0E7 92DB E441 411C