Navajoe, don't get me wrong, I don't want them to go! I really enjoy any hour I spend up the front of the PA-31, but a lot of them aren't as nice as yours sounds!
And there will always be a few ticking over (tiger moth?)!
Jaba, why do you say the avgas situation will get better? It's pretty much $3 a liter in some of the more far places around oz? I've been reading up a lot on the future of avgas, and haven't seen much good news!?