I just came across a reference to ZEVO tonight. This appears to be an add-on package for OS X that is built on top of ZFS. I’m going to have to keep an eye on this. Snapshots, data checksumming, de-dup, compression and zfs send/recv would be pretty cool on my Laptop. :)
Picked up this neat little trick on command-line-fu.
Read any UNIX man page in OS X as a pdf in preview
$ man -t <command> | open -f -a preview