This may have already been posted, but here goes anyways.
http://www.youtube.com/watch?v=iYUyNeAzcbc
worth a watch. 3.0 comes out later this year.
I’m really looking forward to this. . .
Terry
pretty cool application, to bad i don’t have a i phone 
The meter was kinda bulky, i wonder if that’s the meter they’ll use. To bad you can use your mini.