First impressions: 1. Faaast! 2. 78/100 on Acid3 Test 3. Tabs work great 4. Bookmarks are easy to maintain and move around 5. Gears is installed by default - works great with Wordpress 6. Haven't seen a site that doesn't render correctly -- even those heavy in Ajax 7. Flash sites run well 8. Silverlight not yet compatible 9. Mobile Me works