Has anyone biught this Navionics product yet, comments, good, bad whatever ?

http://www.fishusa.com/Navionics-HotMaps-Explorer-Lake-Map-PCDVD_p.html

I'd be interested in any comments.

Big John

Last post about this I thought someone said they ordered it. I went back to the website and it looks like they added a bunch more NH lakes/ponds to it so this time I ordered one. Only problem is I don"t have gps but I think I will have fun playing and planning with the software anyways.