In the link Glen posted (in another thread) it details how to dispose of the parts you remove so the bugs won't spread from that stuff so I'm sure Glen is following that protocol.
Let me go see if I can find the link. BRB....
Here, I found the post:
http://garden.org/thread/view_...
If I recall correctly, the tree is 8 or 9 years old now. I'm sure Glen is asleep now as it's night time in Oz.