I used Zimbra for the first time, when I became Stanford student. When I logged in to my Stanford University email, I found out it's Zimbra... Zimbra is really

I used Zimbra for the first time, when I became Stanford student. When I logged in to my Stanford University email, I found out it's Zimbra... Zimbra is really great product, and yeah... more than 40 MM are using it; What is the problem with that?