And not necessarily in that order. Suffice it to say that Ytria's "Addiction May Occur" marketing slogan from a few years ago is spot on:
I kind of knew this already but a three-day spell this week spent waiting for fresh licenses really drove home the point. What's that you say? You're a Notes/Domino admin or developer and don't use Ytria tools? Don't worry, not all addictions are bad (see above list).
Link: Ytria Tools for Notes Administrators and Developers