My understanding is that as of Lion, the PPC Mac will no longer be supported. I could be mistaken, but I'm pretty sure I read it somewhere. Only Intel Macs will be able to run OS 10.7. Take Care John D. Panarese Director Mac for the Blind john@xxxxxxxxxxxxxxxxxx http://www.macfortheblind.com AUTHORIZED APPLE STORE BUSINESS AFFILIATE MAC VOICEOVER TRAINING AND SUPPORT On Mar 20, 2011, at 2:23 PM, Sarah Alawami wrote: > Restoring PPC, SDK 10.4/10.5 and GCC 4.0 Support to Xcode4 > > Unfortunately Apple decided to drop support for PPC, SDKs 10.4/10.5 and GCC > 4.0 in Xcode4. This hasn't been done for technical reasons, though, but only > because Apple wanted to do that. If you have a parallel installation of > Xcode3 on your Mac, you can easily restore all that functionality to Xcode4. > > read more: > > http://bit.ly/gBGaNO