Well, thanks for the votes of confidence guys!! This "feature" is actually one I've wanted for quite some time, not necessarily for NTP servers, but for SNMP communities and such.
As an FYI - this actually does work, I'm using it. But, especially when I'm telling someone to basically hack the way the system is working, I like to give disclaimers!! Definitely need to be careful when doing things globally based off regular expressions...
Yea, my first post on this subject was way back in Oct 2006 I think (Is is possible?), and I asked another similar question in Feb 2011 (Policy Manager - Is there a way to...) from which fcaron supposedly created an "enhancement" #46497. I assume this was the predecessor to voting on feature enhancements? Maybe I should go put one in...