> Is there someone with a PowerPC machine and Leopard installed that > can run this? The referenced tool is Leopard only (or Xcode 3.0 > only) and we need a native (PowerPC) machine. I'm using a PowerPC PowerBook with Leopard, and Instruments won't launch my application, nor will it choose it if it's already running...:( Ditto for Shark. BigTop works, as does Activity Monitor, but neither shows anything we don't already know...:( - John