QUOTE
Step 1. Choose any Photo Album in your library
Step 2. For Display Style, select the third option (Mosaic)
Step 3. Let Mac OS X optimize your photos for this screensaver
Step 4. Press test and watch it go through a full cycle... watch it for like 3 minutes.
For a second I thought it was weird how a lot of pictures were doubled, etc... but once you see the end result. Awesome! Gogogo core animation
Step 2. For Display Style, select the third option (Mosaic)
Step 3. Let Mac OS X optimize your photos for this screensaver
Step 4. Press test and watch it go through a full cycle... watch it for like 3 minutes.
For a second I thought it was weird how a lot of pictures were doubled, etc... but once you see the end result. Awesome! Gogogo core animation
From Macrumors Forum
Best screensaver on leopard, ever! Especially when you're into photography.