This is muse, which lists out memory usage categorized by Active, Inactive,
Wired, Reserved, Cache, Buffer, Total, and Free in a manner more friendly
and verbose than vmstat and without as much clutter as top(1).

It is inspired in part by top(1), OS9's mfree, Linux's free, and DOS's
mem /c.

WWW: http://www.spatula.net/proc/muse/index.src