With a name like PrivaTegrity ...
... it will have O(n!) different licensing mechanisms. I mean seriously ... Priva-what? I'm keen to understand how this will be disseminated and whether profit or control will be evident, and exercised by a select few individuals. It has a name that stinks of commercialism.
Chaum has an impressive cryptography pedigree, with an equally impressive list of patents. Popcorn out, projector on ...