Release 0.2 of Gruvr added some new features as follows.
1- The map now remembers your PC without requiring any kind of registration/login.
2- You can bookmark band tours and accumulate them in a list on the right side of the map. You can save individual shows as well.
3- You can have gruvr alert you when a band on your Radar list schedules shows near you. It will also remind you a day before the show occurs.
4- to enable the above functions, you can now register an email address with one click. No username/password is currently accepted.
5- Individual Shows are encoded with Geo XML and microformat location codes.
6- the RSS feed now includes a GeoRSS Point element on each show.
7- You can add comments do discuss any show, without needing to register your email at the site.