Google have improved their mapping interface with better zooming capabilities.
Continuous zoom. For users of Firefox and Internet Explorer on Windows, we provide a smooth, continuous zoom animation when you zoom in one level.
This means using the scroll-wheel I can smoothly move in and out of the map. A feature which has been present on Microsoft's mapping system, 'Virtual Earth' (now Windows Live Local), for quite a long while (and is also on Yahoo! Maps The feature also brings the online version closer to the interface of Google Earth (Google's desktop mapping program), which can only be a good thing.
Now, all I want is high-resolution photography of my house, town and it's castle... please.