With all the buzz about the Nexus One the one I keep hearing most is that it doesn't support multitouch. So, here is a video I just made with my Nexus One using multitouch via the Dolphin Browser. I understand there are a few other Apps that make use of multitouch too, but I haven't tried them.
As a long term iPhone user, multitouch was something I used in the beginning. It is super cool to show off, right?! But really, in everyday use it wasn't something I used. But either way, here it is: