IE6 support was dropped from v3. The official IE support is for versions 7.0+. If you put that meta tag, you only have to test with IE7. maps.google.com and even Bing Maps use that meta tag.
http://code.google.com/apis/maps/faq.html#browsersupport -- You received this message because you are subscribed to the Google Groups "Google Maps JavaScript API v3" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-maps-js-api-v3?hl=en.
