I did not and kicked myself for not upgrading. The Expat emailer is handy to keep abreast of all the changes.
Sadly, we are sold out of all the special run models but if you will PM Expat I'm sure he can get you on the list for the next round.
Those are magic rocks, plant them outside your window and they will grow into a bean stalk, then @Expat will come cut it down with a cleaver.