> report what one is working on or up to, or ask friends questions, or
> just rant about something.
+<strong>hello</strong>:
+> -c hello is for introducing yourself to the Zephyrsphere! Send
+> a zephyrgram to `-c hello -i YOUR_USERNAME` to let people
+> know you're a zephyr user! Don't be afraid to subscribe to the personal classes
+> of anyone who responds. In the same way, greet anyone who says
+> hello, and sub to their class!
+
<strong>unclasses</strong>:
> Most classes have an unclass, formed by prefixing "un" to the name. For
> example, -c help has the unclass -c unhelp. The unclass is generally used for