You know Alex, I hear ya. I've been bitten by the aperture bug since looking through the big dob at Crago (Bowen Mtn). Now I've got all sorts of evil-schemes running through my head and I think I'll contain it to getting one of those el-cheapo 16" GSO truss dobs after tax time. I've already the plans in my head to convert it to a more traditional, elegant truss tube design. I even picked up the Dobsonian bible by Kriege today from Bintel, that's how obsessed I've become