Aren't the limits IP based? This page on Google's 'Geocoding Strategies' seems to say so: http://code.google.com/apis/maps/articles/geocodestrat.html#...
So as long as your call to the Maps API goes out client side, aren't you ok?
http://code.google.com/apis/maps/signup.html
So to avoid it in that sense you'd have to force every one of your clients to go grab an API key and input it.
http://groups.google.com/group/google-maps-js-api-v3-notify/...
Sounds like they're laying the ground work for v3 to use API keys again.
http://code.google.com/apis/maps/signup.html
So to avoid it in that sense you'd have to force every one of your clients to go grab an API key and input it.