On Thu, 01 May 2014 16:01:02 -0500, Eris Reddoch <erisred@bellsouth.net>
wrote:

>Ob Trav:  Imagine the trouble when a system joins the Imperium
>and has to switch all their communications and calendar to
>Imperial standards. Maybe that's one reason the Vilani are so
>conservative when it comes to change? :)

Actually, I don't know that it would be any sort of major problem: the
world would have to make changes only for their dealing directly with
the Imperium; local-only stuff could - and probably would - remain with
their local protocols.