The following companies, or people, are using xen-shell with their Xen hosting product(s):
I'm sure there are more, but I've been lax at keeping track. I do want a list, if only for advertising purposes. I'll update the list here if/when people point out omissions.
In other news yesterday I managed to release security updates for KDM & fetchmail which were missing i386 builds. Not good.
The problem was fixed fairly quickly once it was actually noticed, with the help of Noah. But I did get several angry emails during the wait. *sigh*
It looks like people are starting the notice the downside to having broken security buildd machines which frequently cause these kind of problems for us - so hopefully these kind of errors will diminish in time. (Who am I kidding?)