Don't know if this will be coming to Android soon, but here is a very cool preview for a mobile browser being worked on by Mozilla. Finger gestures replacing mouse gestures looks like an awesome possibility for the G1.
http://news.cnet.com/8301-13505_3-10161316-16.html?part=rss&subj=news&tag=2547-1_3-0-5
http://news.cnet.com/8301-13505_3-10161316-16.html?part=rss&subj=news&tag=2547-1_3-0-5