I thought I saw code that even completely disables copying of ZClasses ("for now").

Yes - that disables the copying and moving of actual ZClasses (there are a lot of hard issues there). Instances created from ZClasses, however, should be copy/pastable, but there is currently a problem with that. Brian Lloyd brian@digicool.com Software Engineer 540.371.6909 Digital Creations http://www.digicool.com