A lot of major fixes are going into this module at the moment, but they won't be usable for at least a couple of months.
However, I did a minor upgrade and it works better than it ever did before (which isn't saying that much).
There's not link to this anywhere yet, because it might well break again a few times before we can do anything really nice with it. But here it is for now:
NB. You can zoom in just like on the real google maps. Try that 
More coolness coming soon hopefully.


OK general thread for google maps stuff - it's all a bit broken at the moment, but the modules are being worked on so should be better later on. Hard to keep track of though.
Looks like some usable fixes to the google map module - means the node page won't break, stuff like that.
http://drupal.org/node/172841