Weekend Learning: How to set up client multipathing for ZFS

Have you ever wondered how easy it is to setup client multipathing for your ZFS?  Wonder no more!  Read the My Oracle Support document "Oracle ZFS Storage Appliance: How to set up Client Multipathing" which is a how-to for several different platforms in document ID 1628999.1 but of course the document doesn't tell you WHY you would want to set it up.  I'll try to dig up more about that for a future Weekend Learning post!